S Line - Asian drama recommendation
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S Line(S라인)

2025South Korea
Aspiring Idol Supporting CharacterDruggingFantasyFull NudityIrresponsible Male LeadMysteryPost-traumatic Stress Disorder (PTSD)Prolonged NudityRemorseful Male LeadResentful Male LeadSenior-Junior RelationshipStudent Female LeadThriller

The series will explore the tale of an enigmatic red line that appears above individuals’ heads, linking them to those with whom they have been intimate. Han Ji Uk, a detective, is determined to uncover the mystery behind this peculiar red line. Lee Gyu Jin is an eccentric high school educator, while Sin Hyeon Hop is a student who has possessed the ability to perceive the red line since birth.

Asian dramas like
S Line

Recommendation: Blue Birthday similar to S Line
18%Match
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Blue Birthday(ブルーバースデー)

2023Japan
FantasyMysteryStudent Female LeadThrillerChildhood Friends RelationshipDeathRomanceSchool SettingStudent Male LeadStudent Supporting CharacterTeenager Female LeadTeenager Male LeadTeenager Supporting Character

Like S Line, this drama also features Fantasy, Mystery, Student Female Lead, and Thriller themes with a 18% similarity match.

On her seventeenth birthday, Ozaki Karin experienced the sudden loss of her childhood friend and first love, Soma Jun. A decade later, on her twenty-seventh birthday, Karin stumbles upon a film camera left behind by Jun, containing photos he had taken of her. This triggers a flood of memories and emotions related to Jun. Overwhelmed, Karin decides to burn all the photos, leading to her being transported back in time to the day the pictures were taken ten years earlier. As she navigates between the past and present in an attempt to prevent Jun's suicide, Karin gradually uncovers the startling truth surrounding her friend's tragic death.

Recommendation: Abnormalities Season 3 similar to S Line
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Abnormalities Season 3(不思异:辞典3)

2022China
FantasyMysteryThrillerHorrorInvestigationShort Length SeriesSuspense

Like S Line, this drama also features Fantasy, Mystery, and Thriller themes with a 18% similarity match.

The show maintains the fantasy and horror elements seen in the previous seasons, exploring 12 unique tales including talking speakers, floor-growing wigs, hidden black and white photos, a mysterious washing machine, and a phone call from a parallel world. Each episode features a different cursed story.

Recommendation: Messiah: Eisei no Shou similar to S Line
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Messiah: Eisei no Shou(メサイア -影青ノ章-)

2015Japan
FantasyMysteryThrillerActionInvestigationMiniseriesSuspense

Like S Line, this drama also features Fantasy, Mystery, and Thriller themes with a 18% similarity match.

The narrative picks up where Shikkoku no Shou left off, featuring the key characters from the previous play. Haku and Eiri make a comeback to mentor the fresh batch of Sakura cadets. The unfolding drama delves deeper into the storyline and lays the groundwork for the upcoming stage play.

Recommendation: Fell upon Me similar to S Line
17%Match
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Fell upon Me(你的降临)

2025China
FantasyMysteryStudent Female LeadThriller2010sDeathDifferent TimelinesHigh SchoolInvestigationParallel WorldsRomanceWeb SeriesWriter Male LeadYouth

Like S Line, this drama also features Fantasy, Mystery, Student Female Lead, and Thriller themes with a 17% similarity match.

In 2012, a high school student named An Zhen Zhen finds her phone unexpectedly linked to a future version of her classmate Jiang Ling from 2024. With his guidance through messages, she tries to change the trajectory of her destiny, but her efforts lead to a chain of miscommunications and calamities that connect their lives through time.

Recommendation: High Cookie similar to S Line
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High Cookie(하이쿠키)

2023South Korea
FantasyMysteryStudent Female LeadThrillerBully Supporting CharacterConsultant Male LeadConsultant Supporting CharacterFactory Worker Female LeadPart-time Worker Female LeadProtective Female LeadSchool SettingStudent Male LeadStudent Supporting CharacterYouth

Like S Line, this drama also features Fantasy, Mystery, Student Female Lead, and Thriller themes with a 17% similarity match.

A young adult fantasy thriller series that follows the journey of individuals trapped in a dangerous situation caused by a magical cookie that grants wishes upon consumption. Choi Soo Young, after the tragic loss of her parents, becomes the sole provider for her younger sister, working multiple part-time jobs to make ends meet. When her sister faces trouble due to a special cookie, Soo Young risks everything to protect her. Seo Ho Su, a student at a prestigious high school in South Korea, struggles with family issues while dealing with bullying from his wealthy peers. Yoo Seong Pil, an enigmatic college admissions consultant, takes on a consulting role at Junghan High School, where he slowly unveils his true motives.

Recommendation: The Beautiful Lady Detective Agency similar to S Line
17%Match
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The Beautiful Lady Detective Agency(美娇娘探案社)

2025China
FantasyMysteryThrillerInvestigationShort Length SeriesSuspenseTime TravelWeb Series

Like S Line, this drama also features Fantasy, Mystery, and Thriller themes with a 17% similarity match.

Chen Bing Bing, Ai Mei Li, and Lin Yue Chu are three homemakers who find their mundane marriages unfulfilling. They stumble upon an enigmatic store that also serves as a detective agency, prompting them to transform into amateur detectives while balancing their family responsibilities.

Recommendation: Fantasy Tower similar to S Line
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Fantasy Tower(환상거탑)

2013South Korea
FantasyMysteryThrillerAnthologyDramaInvestigationMiniseriesSuspense

Like S Line, this drama also features Fantasy, Mystery, and Thriller themes with a 17% similarity match.

A collection of fantasy dramas that encompasses a range of creative ideas, enigmas, and suspenseful elements.

Recommendation: Psycho Detective Season 2 similar to S Line
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Psycho Detective Season 2(詭探前傳)

2019Hong Kong
FantasyMysteryThriller1980sDramaGhostInvestigationSupernaturalSuspense

Like S Line, this drama also features Fantasy, Mystery, and Thriller themes with a 16% similarity match.

Taking place in the 1980s, the story revolves around Pang Pak Chuen, a Taoist expert and a professor of philosophy at a university. He takes on three young men - Cheung Hon Chung, Tsui Pak Keung, and Szema Chi Chuen - as his students. Together, they gain fame as fighters who specialize in dealing with ghosts. Eventually, they are approached by the secretive Seventh Assault Team, a police unit, to help solve a series of supernatural cases. It is during this time that they encounter Ghost Sing, a triad leader who is also a traditional Chinese healer.

Recommendation: The Supernatural Agent similar to S Line
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The Supernatural Agent(특수공인중개사 오덕훈)

2022South Korea
FantasyMysteryThrillerInvestigationMiniseriesReal Estate Agent Male LeadSupernaturalSuspenseWeb Series

Like S Line, this drama also features Fantasy, Mystery, and Thriller themes with a 16% similarity match.

After studying psychic science at MIT and working as a researcher at the National Forensic Service, Oh Deok Hoon surprised many by becoming a licensed real estate agent. His unique skill set is now being utilized to unravel peculiar and enigmatic cases connected to properties. What is the secret behind Deok Hoon's abilities, and what motivated him to transition into real estate?

Recommendation: The Leopard Cat Scholar Season 2 similar to S Line
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The Leopard Cat Scholar Season 2(狸猫书生 第二季‎)

2025China
FantasyMysteryThrillerBromanceFriendshipInvestigationShort Length SeriesSuspenseWeb Series

Like S Line, this drama also features Fantasy, Mystery, and Thriller themes with a 16% similarity match.

A millennium-old feline demon joins forces with a PhD student to unravel the mystery of a historical family slaughter, journeying through time and confronting concealed threats throughout their adventure.

Recommendation: Lost in Baimu similar to S Line
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Lost in Baimu(百慕迷踪)

2023China
FantasyMysteryThrillerActionDramaInvestigationRomanceSci-FiSuspenseWeb Series

Like S Line, this drama also features Fantasy, Mystery, and Thriller themes with a 15% similarity match.

Engineer Peng Sen's partner, Lin Qi, went missing unexpectedly

Recommendation: Kishibe Rohan wa Ugokanai: Mitsuryo Kaigan similar to S Line
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Kishibe Rohan wa Ugokanai: Mitsuryo Kaigan(岸辺露伴は動かない ~密漁海岸~)

2024Japan
FantasyMysteryThrillerAdapted From A MangaEccentric Male LeadHorrorInvestigationSupernaturalSupernatural PowerSuspense

Like S Line, this drama also features Fantasy, Mystery, and Thriller themes with a 15% similarity match.

Rohan and Kyoka decide to try out a new Italian restaurant close to Rohan's home. While there, they meet Tonio Trussardi, a skilled Italian chef known for creating dishes that have healing properties. Tonio shares with Rohan the story of the rare abalone, believed to have miraculous healing abilities. He is in need of one for his ailing partner, but the only way to obtain it is through illegal means.

Recommendation: How to Kill a Mystery Novel Writer similar to S Line
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How to Kill a Mystery Novel Writer(悬疑作者求生指南)

2023China
FantasyMysteryThrillerWeb Novel AdaptationInvestigationShort Length SeriesStorytellingSuspenseWeb SeriesWriter Male Lead

Like S Line, this drama also features Fantasy, Mystery, and Thriller themes with a 15% similarity match.

Chen Chao is an author who specializes in writing stories that blend horror and suspense genres. Despite his numerous attempts, none of the publishing houses have deemed his works suitable for publication. Things take a dark turn when a man is accused of being a murderer by one of his neighbors. During police interrogation, the man insists that the crime was committed by a character from his book who inexplicably came to life. To make matters worse, he claims to be the character's next victim. As the man recounts the events leading up to the incident, the police must discern the truth from the twisted imagination of the writer. This story is based on the web novel "Xuan Yi Zuo Zhe Qiu Sheng Zhi Nan" by Guo Yi Man.

Recommendation: Cycle of Terror similar to S Line
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Cycle of Terror(逆时的我们)

2025China
FantasyMysteryThrillerWeb Novel AdaptationAge GapInvestigationSuspenseTime LoopWeb SeriesYouth

Like S Line, this drama also features Fantasy, Mystery, and Thriller themes with a 15% similarity match.

Two university seniors, Tang Xiao Qi and Luo Yi, find themselves stuck in an endless time loop along with three companions following a malfunctioning elevator journey. Throughout the repeated cycle, they are tasked with solving the enigma surrounding a questionable accident and revealing a sinister plot connected to misinformation. (TMDb)

Recommendation: Kishibe Rohan wa Ugokanai Season 3 similar to S Line
14%Match
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Kishibe Rohan wa Ugokanai Season 3(岸辺露伴は動かないシーズン3)

2022Japan
FantasyMysteryThrillerAdapted From A MangaEccentric Male LeadHorrorInvestigationMiniseriesSupernaturalSupernatural PowerSuspense

Like S Line, this drama also features Fantasy, Mystery, and Thriller themes with a 14% similarity match.

Based on the manga series "Kishibe Rohan wa Ugokanai" by Araki Hirohiko.

Recommendation: Twelve Letters similar to S Line
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Twelve Letters(十二封信)

2025China
FantasyMysteryThriller1990sDisappearanceFriendshipInvestigationRomanceSuspenseTime TravelWeb Series

Like S Line, this drama also features Fantasy, Mystery, and Thriller themes with a 14% similarity match.

The story unfolds as a poignant and enigmatic adventure involving Tang Yi Xun and his beloved, Ye Hai Tang. When Hai Tang inexplicably disappears, Yi Xun finds a letter in the mailbox addressed to him. In his response, he comes to understand that their separation is not just a matter of distance but also transcends time. Through a series of twelve letters exchanged over thirty-five years, their bond persists as they pursue truth and hope, intertwining themes of love, yearning, and the trials posed by destiny.

Recommendation: Chong Ming Wei similar to S Line
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Chong Ming Wei(重明卫:大明机密)

2018China
FantasyMysteryThrillerCoroner Male LeadHistoricalHistorical FictionInvestigationMartial ArtsMing DynastySupernaturalSuspenseYouth

Like S Line, this drama also features Fantasy, Mystery, and Thriller themes with a 14% similarity match.

In a peculiar incident reminiscent of one that occurred a decade ago, a group known as the Jizhong (Abnormalities) individuals acquire supernatural abilities following a meteorite crash. Chong Ming Wei, a special unit tasked with handling these individuals, is assigned to investigate. This leads to the involvement of three young heroes driven by different motives - be it ideals, identity, or curiosity. Xu He Qiao, a modest waiter from a pleasure house, is brought into the team upon the recommendation of the King. Duan Rong, a martial arts expert, switches between being adorable and serious. Meanwhile, Duan Jin is a coroner fully dedicated to his profession. Despite their individual reasons, they are forced to confront a series of supernatural events entangled within a grand conspiracy.

Recommendation: Hakubo no Chronicle similar to S Line
14%Match
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Hakubo no Chronicle(白暮のクロニクル)

2024Japan
FantasyMysteryThrillerAttempted MurderDeathDetective FictionDetective Male LeadInchoate CrimeInvestigationMurderSuspenseVampire Male Lead

Like S Line, this drama also features Fantasy, Mystery, and Thriller themes with a 14% similarity match.

Yukimura Kai is an ageless vampire who appears to be 18 years old but is actually 88 years old

Recommendation: In the Realm of Fancy similar to S Line
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In the Realm of Fancy(繾綣仙凡間)

2003Hong Kong
FantasyMysteryThrillerAdventureDramaHistoricalImmortalInvestigationRomanceSupernaturalSuspenseTime Travel

Like S Line, this drama also features Fantasy, Mystery, and Thriller themes with a 14% similarity match.

In a tale featuring a youthful scholar/judge named Lei Yuen, he unintentionally transitions into a deity/immortal when he delves into the guidebook called Yuen Tin King, requesting to understand the essence of genuine love. Following Lei Yuen's request, the manual guides his spiritual form on a voyage where he meets lovers from different historical periods, spanning both the past and the future.

Recommendation: Zettai Reido Season 2 similar to S Line
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Zettai Reido Season 2(絶対零度〜特殊犯罪潜入捜査〜 Season2)

2011Japan
MysteryPost-traumatic Stress Disorder (PTSD)ThrillerDetective Female LeadEmotionally Strong Female LeadInvestigationManipulative Co-WorkerOrganized CrimePharmaceutical IndustryPolice Department SettingPolice ProceduralWhite-Collar Crime

Like S Line, this drama also features Mystery, Post-traumatic Stress Disorder (PTSD), and Thriller themes with a 14% similarity match.

Changes in staffing at the city police department result in Sakuragi Izumi teaming up with top sergeant Takigawa in the special division for preventing and investigating crimes

Recommendation: The Crossing Hero similar to S Line
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The Crossing Hero(超级大英雄)

2015Taiwan
FantasyMysteryThrillerActionDramaInvestigationMartial ArtsRomanceSci-FiSupernaturalSuspenseTime Travel

Like S Line, this drama also features Fantasy, Mystery, and Thriller themes with a 14% similarity match.

Can Ming Dynasty imperial guards who find themselves transported to the future adapt to the modern world? Hong Xi Dong is the head of Emperor Zhu Yun Wen's personal bodyguard team in the Ming Dynasty. After a valuable pearl treasure goes missing and is suspected to be in Xi Dong's possession, two imperial military guards, Peng Ze and Xu Xiao Tian, pursue him. By a stroke of fate, the trio is transported to the 21st century, where Ze and Xiao Tian come across the contemporary Hong Xiao Dong, who bears a striking resemblance to his historical counterpart. Will Ze and Xiao Tian be able to navigate their way through modern life while unraveling the mystery of the missing treasure?

Recommendation: Chastity High similar to S Line
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Chastity High(恋愛バトルロワイヤル)

2024Japan
Full NudityProlonged NudityStudent Female LeadAge GapAge GapDramaInspired By A True StoryRomanceSchool SettingStudent Male LeadTeenager Female LeadTeenager Male LeadYouth

Like S Line, this drama also features Full Nudity, Prolonged Nudity, and Student Female Lead themes with a 14% similarity match.

Arisawa Ichika is a student at a prestigious girls' high school that caters to the children of affluent families. Despite financial struggles, her mother Chihiro works hard to ensure Ichika can attend the school. In her second year, the school merges with an all-boys institution to form Asuran Academy, a coeducational school. However, a strict new rule is implemented that forbids dating between male and female students, with expulsion as the consequence for those who break it. To enforce this rule, the student council conducts patrols around areas like love hotels in what is referred to as the "rabbit hunt," leading to several students dropping out. To help her mother pay off a large debt, Ichika starts working as a "love keeper," discreetly accepting money from rule violators and erasing any evidence. As romance becomes more complicated, Ichika, who initially had no interest in love, finds herself drawn to Maki Ryogo and begins to reconsider her feelings. After a certain event, Ichika decides to take legal action against the school to challenge the ban on romantic relationships.

Recommendation: 13 similar to S Line
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13(サーティーン)

2020Japan
MysteryPost-traumatic Stress Disorder (PTSD)ThrillerCaptivityDetective Supporting CharacterDisappearanceDramaDysfunctional FamilyFamily RelationshipInvoluntarily Missing PersonMiniseriesSuspense

Like S Line, this drama also features Mystery, Post-traumatic Stress Disorder (PTSD), and Thriller themes with a 14% similarity match.

Yuria, a young girl who vanished at the age of 13, reemerges after 13 years and discloses to investigators that she was abducted. Her reappearance prompts her family to maintain the facade of normalcy, despite their fractured relationships following her disappearance. As her family struggles to cope with Yuria's return, law enforcement grapples with discrepancies in her account. Subsequently, a second incident unfolds, leading to the gradual revelation of the truth. This narrative is an adaptation of the British television series "Thirteen" [2016].

Recommendation: Candle in the Tomb similar to S Line
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Candle in the Tomb(鬼吹灯之精绝古城)

2016China
FantasyMysteryThrillerActionNovel AdaptationAdventureDramaHistoricalInvestigationSupernaturalSuspenseTomb Raiding

Like S Line, this drama also features Fantasy, Mystery, and Thriller themes with a 14% similarity match.

In accordance with an ancient proverb from China, it is said that "a person lights the flame and spirits extinguish it." Hu Ba Yi possesses extensive knowledge in Feng Shui, particularly in the arrangement of burial sites, which he acquired from an ancient manual passed down through generations in his family. This expertise proved invaluable when he found himself trapped in a snowslide in Tibet. It also came to his aid when he and his companions joined an archaeological expedition to investigate the mysterious "ghost cave" situated in the Taklamakan Desert. While guiding the team through perilous obstacles, he couldn't shake the feeling that someone had anticipated their every move and orchestrated the traps and concealed passageways accordingly. (Apple TV)

Recommendation: Kimi ga Kemono ni Naru Mae ni similar to S Line
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Kimi ga Kemono ni Naru Mae ni(君が獣になる前に)

2024Japan
FantasyMysteryThrillerActor-Actress Supporting CharacterActress Female LeadAge GapAge GapBusinessman-Businesswoman Supporting CharacterChildhood Friends RelationshipDetective Supporting CharacterFuneral Director Male LeadMass MurderTalent Manager Supporting Character

Like S Line, this drama also features Fantasy, Mystery, and Thriller themes with a 14% similarity match.

A deadly poison gas attack occurs at a terminal station in Tokyo as the year comes to a close, resulting in the deaths and injuries of 666 individuals. The attack, known as "The Beast," is linked to the number of victims and is carried out by a 25-year-old actress named Kotone Kido, who perishes at the scene. Kotone Kido was close friends with a man named Hajime Kanzaki, despite not being related by blood. Years later, Hajime Kanzaki, now 33 years old and working as an undertaker, seeks to uncover the reasons behind his friend's actions, who influenced her, and if there was a way to prevent the tragedy. During his investigation, he is murdered. However, he mysteriously travels back in time and reunites with Kotone Kido.

Recommendation: Don't Let Me See similar to S Line
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Don't Let Me See(别让我看见)

2015China
MysteryThrillerInvestigationSuspense

Like S Line, this drama also features Mystery and Thriller with a 13% similarity match.

The drama follows a band of courageous and unknown volunteers who initiate a battle of wits and bravery against criminals to uphold justice

Recommendation: Orange Code similar to S Line
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Orange Code(橙色密码)

2015China
MysteryThrillerInvestigationSuspense

Like S Line, this drama also features Mystery and Thriller with a 13% similarity match.

Recommendation: Tian Ji Mi similar to S Line
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Tian Ji Mi(天机谜)

2016China
MysteryThrillerInvestigationSuspense

Like S Line, this drama also features Mystery and Thriller with a 13% similarity match.

Recommendation: Anthology of Abnormal Events similar to S Line
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Anthology of Abnormal Events(非正常事件集)

2017China
MysteryThrillerInvestigationSuspense

Like S Line, this drama also features Mystery and Thriller with a 13% similarity match.

Zhong Kun, a young man who lived a normal life, experienced a major turning point at 25. He was puzzled by the unusual occurrences he frequently witnessed. With a strong sense of justice instilled in him by his aunt, Zhong Kun found himself unexpectedly joining the criminal investigation team. Teaming up with "computer expert" Shan Zi, he worked on solving challenging cases and delving into the mysterious circumstances surrounding his parents' death in a series of unique investigations.

Recommendation: Links to Temptation similar to S Line
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Links to Temptation(誘情轉駁)

2010Hong Kong
MysteryThrillerInvestigationSuspense

Like S Line, this drama also features Mystery and Thriller with a 13% similarity match.

The initial connection between lawyer Shing Wai Shun and exotic dancer Hung Long Kiu starts with a mobile phone. Kiu's behavior towards Shun has been inconsistent, leaving him feeling unsure about her intentions. Feeling suspicious, Shun decides to investigate discreetly. With the help of his friend Kwan Ho Ching, Shun discovers that Kiu is dating wealthy businessman Ko Wing Tai. When confronted by Shun, Kiu admits that she is after Tai's money and advises him to give up on her. It is revealed that a mysterious individual has been manipulating Kiu from the shadows.

Recommendation: Red Eyes: Kanshi Sousa-han The First Mission similar to S Line
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Red Eyes: Kanshi Sousa-han The First Mission(レッドアイズ 監視捜査班 The First Mission)

2021Japan
MysteryThrillerInvestigationSuspense

Like S Line, this drama also features Mystery and Thriller with a 13% similarity match.

This tale unfolds three months prior to the formation of KSBC. During Fushimi's absence, the trio of investigators at the Fushimi Detective Agency receive a message from Fushimi tasking them with looking into the case of a married woman named "Ishiyama Reiko". The client is Reiko's spouse, Takahiro, and they have a young child. As they delve into the investigation, they soon discover that things are not quite what they appear to be...

Recommendation: Secretly Sweetly similar to S Line
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Secretly Sweetly(달콤살콤 시즌1)

2022South Korea
MysteryThrillerInvestigationSuspense

Like S Line, this drama also features Mystery and Thriller with a 13% similarity match.

A private investigator has been hired by a group of eight mysterious artists to locate a hidden masterpiece in their works through solving puzzles. The artwork is valued at one billion dollars and was created by a renowned artist whose identity remains unknown.

Recommendation: Secretly Sweetly Season 2 similar to S Line
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Secretly Sweetly Season 2(달콤살콤 시즌2)

2022South Korea
MysteryThrillerInvestigationSuspense

Like S Line, this drama also features Mystery and Thriller with a 13% similarity match.

A private detective has been assigned a new case by a group of mysterious artists. His objective is to examine their paintings and uncover a valuable masterpiece by solving various puzzles. The artwork is worth a billion dollars and was created by a renowned artist whose identity remains unknown.

Recommendation: Lan Se Ma Ti Lian similar to S Line
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Lan Se Ma Ti Lian(蓝色马蹄莲)

2001China
MysteryThrillerInvestigationSuspense

Like S Line, this drama also features Mystery and Thriller with a 13% similarity match.

The narrative kicks off with a tragic incident where a group of children succumbs to a severe contagious illness. Ling Ruo Yu, a youthful deputy director at the State-owned Assets Supervision and Inspection Office (SASSO), discovers a shipment of cotton fabrics contaminated with the virus. As the investigation progresses, it reveals a web of internal and external collusion, organized fraud, misappropriation of state-owned assets, and other major criminal activities.

Recommendation: Ferryman similar to S Line
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Ferryman(灵魂摆渡)

2014China
FantasyMysteryThrillerAdventureFriendshipGhostGhost-seeing Male LeadHorrorInvestigationRomanceSexual ContentSupernaturalSuspense

Like S Line, this drama also features Fantasy, Mystery, and Thriller themes with a 13% similarity match.

Xia Dong Qing, a seemingly invisible individual, possesses a unique ability to perceive the existence of otherworldly beings. Raised in an orphanage, he recently completed his university studies and is now focused on preparing for a postgraduate entrance exam and seeking employment. In the midst of his endeavors, Dong Qing lands a job at 444 Convenience Store. Rumored to be haunted after midnight, the store actually serves as a portal connecting two distinct dimensions in space. (iQiyi)

Recommendation: Breaking Dawn similar to S Line
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Breaking Dawn(晨阳)

2019China
MysteryPost-traumatic Stress Disorder (PTSD)ThrillerActionAgent Male LeadCensored Adaptation Of Same-sex Original WorkIllnessMental IllnessPolice Department SettingPolice Officer Male LeadSlight ComedyUndercover Agent Male LeadWrongfully Accused

Like S Line, this drama also features Mystery, Post-traumatic Stress Disorder (PTSD), and Thriller themes with a 13% similarity match.

A narrative about a group of police officers solving multiple ongoing cases, battling drug-related crimes, and dismantling an international criminal organization. Elite operative Guo Yang successfully entices the Anguo drug lord to cross the country's borders for his arrest. However, the unexpected demise of Zhu Dui prompts Guo Yang to retire. Two years later, undercover detective Zhang Chen discovers a new drug lord operating in the country. Zhang Chen seeks out Guo Yang, and together they collaborate to combat the criminal syndicate. (ChineseDrama.info)

Recommendation: Reborn similar to S Line
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Reborn(重生)

2020China
MysteryPost-traumatic Stress Disorder (PTSD)ThrillerDetective FictionDetective Male LeadDogEmotionally Strong Male LeadEnemies To FriendsGun ViolenceMental IllnessPolice Department SettingPolice Officer Male LeadPsychological

Like S Line, this drama also features Mystery, Post-traumatic Stress Disorder (PTSD), and Thriller themes with a 13% similarity match.

Deputy Chief Police Officer Qin Chi regains consciousness from a coma to find himself suffering from amnesia. He discovers that he was involved in a stake-out with his friends, which resulted in the death of everyone except him. Suspected of betrayal by the police and with all witnesses gone, Qin Chi must unravel the truth about the incident and his involvement in it. Despite his memory loss, he continues to work as a detective, solving complex cases with his team while trying to piece together the events of that fateful stake-out.

Recommendation: Whirlwind Magician similar to S Line
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Whirlwind Magician(旋风魔术师)

2021China
FantasyMysteryStudent Female LeadCar AccidentDisappearanceFemale Lead Saves Male LeadInvoluntarily Missing PersonMagicReturn To HometownSchool SettingStudent Male LeadStudent Supporting CharacterYouth

Like S Line, this drama also features Fantasy, Mystery, and Student Female Lead themes with a 13% similarity match.

Yu Wei embarks on a journey to uncover the truth behind his mother's disappearance, leading him to enroll in a magic school and discover a whole new world. Despite facing challenges, he forms strong friendships and ultimately finds a way to save his mother and expose a conspiracy. In Crystal Town, the Holy Crystal is a sought-after magical treasure that has eluded many who have tried to steal it. Yu Wei returns to his hometown with his mother, only to witness her abduction after a car accident. Rescued by a girl named Cheng Mo Li, Yu Wei wakes up in the hospital determined to find his mother. However, all evidence of the accident and his mother's whereabouts seem to have vanished. Seeking guidance from his estranged grandmother, Yu Wei, along with Cheng Mo Li, travels to Crystal Town. Through a series of events, he gains entry to the prestigious Merlin Academy and discovers that he has been chosen by the Holy Crystal to become a magician. Frustrated by these unexpected developments, Yu Wei finds himself with Cheng Mo Li as his unlikely assistant.

Recommendation: The Long Season similar to S Line
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The Long Season(漫长的季节)

2023China
MysteryStudent Female LeadThrillerAbusive ParentFactory Worker Male LeadFamilyNonsequential TimelinePolice Officer Male LeadProtestSlight RomanceSlow Burn StoryTaxi Driver Male LeadTrain Driver Male Lead

Like S Line, this drama also features Mystery, Student Female Lead, and Thriller themes with a 13% similarity match.

In a small town's birch forest during that period, Wang Xiang, a taxi driver, unexpectedly encountered the individual he both desired and dreaded to meet the most in his lifetime. Is this person a foe or an ally? Having crossed paths with him, Wang Xiang must seek resolution, not only for himself but also for his son. In the birch forest of the town during that time, Wang Xiang, a train conductor, exuded energy and vitality as he operated a massive steel train with twenty cars. However, he struggled to manage a small family of three amidst trivial issues on one hand, and faced a daunting crisis at a failing factory on the other. A parcel of unidentified body parts was discovered in the birch forest, creating ripples like a stone dropped into calm water. For the past two decades, Wang Xiang remained haunted by that parcel, even as the autumn leaves turned yellow. A missing father, a deceased lover, and reunited old friends were ensnared in different time periods due to an unresolved enigma. Their sole desire is to uncover a truth that transcends the past, present, and future. Once the mystery is unraveled, only the lament of destiny and the epoch remains in the enduring season where time and space intertwine.

Recommendation: The First Shot similar to S Line
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The First Shot(雪迷宫)

2024China
MysterySenior-Junior RelationshipThrillerBromanceCo-workers' RelationshipCold CaseDetective FictionDramaEmotionally Strong Female LeadFriendshipPolice Captain Supporting CharacterPolice Department SettingTeamwork

Like S Line, this drama also features Mystery, Senior-Junior Relationship, and Thriller themes with a 13% similarity match.

The narrative follows Halan in the Northeast in 1997, a time predating the formation of the Narcotics Control Bureau. In response to a sudden surge in drug activity, an ad-hoc team of skilled individuals is brought together, each possessing unique abilities yet unaware of the new substance in circulation. As they go up against a merciless drug trafficking organization and expose their intricate and unconventional drug distribution tactics, they must also grapple with ethical quandaries pertaining to love and the law, as well as the assessments of fairness and compassion. Standing united, they conquer all hurdles and trials, crafting an epic tale of combating malevolence and championing righteousness.

Recommendation: The Embers similar to S Line
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The Embers(余烬之上)

2025China
MysteryPost-traumatic Stress Disorder (PTSD)ThrillerActionAdopted Male LeadAmateur Detective Male LeadBrothers' RelationshipChief Of Police Supporting CharacterForensic Medical Examiner Female LeadSmart Male LeadTeamworkTraumaYoung Adult Male Lead

Like S Line, this drama also features Mystery, Post-traumatic Stress Disorder (PTSD), and Thriller themes with a 13% similarity match.

The destiny of the Liao brothers took a drastic turn after experiencing a devastating tragedy during their youth. Now faced with the choice between seeking redemption or succumbing to a path of vengeance, the once close siblings find themselves estranged and on opposing sides, despite having once worked together to solve numerous mysteries. (WeTV)

Recommendation: Barrack O'Karma 1968 similar to S Line
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Barrack O'Karma 1968(金宵大廈2)

2022Hong Kong
FantasyMysteryThrillerArchitect Male LeadDramaHorrorInvestigationKidnappingMother-Daughter RelationshipPsychiatrist Female LeadRomanceSupernaturalSuspense

Like S Line, this drama also features Fantasy, Mystery, and Thriller themes with a 13% similarity match.

Ella and her boyfriend Maurice, who works as a barista, are not a popular couple. One day, Maurice mysteriously disappeared in the Golden Night Building and underwent a drastic change in personality, almost as if he had transformed into a different person. Determined to uncover the truth behind his disappearance, Ella ventured deep into the Golden Night Building. Within the building, a series of peculiar events unfolded, including an e-racing team entering the virtual world to rescue their teammates, a heartbreaking mother-daughter story, a case involving a kidnapping that may or may not be real, and the emergence of comet particles triggered by insanity. Despite facing these challenges, Maurice and Ella's love for each other grew stronger, as they believed they were meant to be together by fate. However, Ella soon realized that her feelings were not for the real Maurice, but for the alternate version of him that existed within the Golden Night Building.

Recommendation: Kamen Rider Ryuki similar to S Line
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Kamen Rider Ryuki(仮面ライダー龍騎)

2002Japan
FantasyMysteryThrillerActionDark FictionDramaInvestigationSci-FiSuperhero Male LeadSuperhero Supporting CharacterSuspenseSword-fightTokusatsu

Like S Line, this drama also features Fantasy, Mystery, and Thriller themes with a 13% similarity match.

Thirteen sets of cards were made for thirteen individuals known as Kamen Riders. These Riders form agreements with creatures from a mysterious dimension called the Mirror World, which is the opposite of our own reality and can only be inhabited by the Riders. By harnessing the power of their creatures, the Riders are able to destroy other beings in exchange for providing them with life force. The creator of the Advent Cards established a rule that only one Kamen Rider can survive, leading to a conflict known as the Rider War. Innocent people are vanishing across the city, and while investigating these incidents, Shinji Kido, an intern at ORE Journal, stumbles upon an Advent Card deck in an apartment covered in newspapers. He is pulled into the Mirror World, where he discovers that people are being taken through mirrors by monsters to be consumed. When faced with a deadly dragon named Dragredder, Shinji is rescued by Kamen Rider Knight, also known as Ren Akiyama, who is determined to emerge victorious in the Rider War. With the help of a woman named Yui Kanzaki, Ren aims to find her missing brother, Shirou Kanzaki, the mastermind behind the Rider War. Witnessing Ren's determination, Shinji decides to join the Rider War not for personal gain, but to safeguard innocent lives and bring an end to the battles among the Kamen Riders. Forming a contract with Dragredder, Shinji transforms into Kamen Rider Ryuki to fulfill his mission.

Recommendation: Treasure at Dawn similar to S Line
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Treasure at Dawn(天书黎明)

2025China
FantasyMysteryThrillerDeathHistoricalInvestigationMurderSlight ComedySmart Male LeadTeamworkTraditional MedicineTraditional Medicine Doctor Male LeadWrongfully Accused

Like S Line, this drama also features Fantasy, Mystery, and Thriller themes with a 13% similarity match.

The young Hua Fu Sheng is naive about the world, yet he has an intense passion for medicine. His unorthodox approach to healing earns him both admiration and trepidation from the townspeople. Accused of being a murderer due to the untimely deaths of a hundred doctors, the clues left by his mentor hint at a cryptic "Book from Heaven." Coincidentally, Wen Jue, the daughter of the City Lord of Liangzhou, and Gu Tian, the heir to a hundred operatic traditions, become involved in the situation, and the three of them set out to investigate in Liangzhou. Wen Jue utilizes her father's influence to shield Hua Fu Sheng from the repercussions of opening a medical practice in the city, while Gu Tian aids in collecting information with his persuasive skills. As Hua Fu Sheng seeks the truth and tends to the needy in Liangzhou, bizarre occurrences unfold, complicating the mystery further. Unbeknownst to him, his presence has quietly stirred tensions within Liangzhou City...

Recommendation: Borderless similar to S Line
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Borderless(ボーダレス)

2021Japan
MysteryStudent Female LeadThrillerNovel AdaptationFemale Centered PlotInvestigationMultiple MainsSchool SettingStudent Supporting CharacterSuspenseTeenager Female LeadTeenager Supporting CharacterYouth

Like S Line, this drama also features Mystery, Student Female Lead, and Thriller themes with a 13% similarity match.

In the school library, Nao, a high school student who considers her life ordinary, is unexpectedly approached by her enigmatic classmate Kiri. Kiri asks Nao to accompany her to the location of a murder in Kiri's neighborhood, which she is using as material for a novel she is writing. This event is inspired by the novel "Borderless" by Honda Tetsuya.

Recommendation: She similar to S Line
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She(シー)

2015Japan
MysteryStudent Female LeadThrillerChildhood Friends RelationshipDisappearanceMiniseriesMother-Daughter RelationshipSchool SettingSecretStudent Supporting CharacterTeenager Female LeadTeenager Supporting CharacterYouth

Like S Line, this drama also features Mystery, Student Female Lead, and Thriller themes with a 13% similarity match.

A young woman attending a well-known high school suddenly disappears. She possessed beauty, intelligence, and a romantic partner. The vanishing of this student deeply impacts four other female students who were acquainted with her.

Recommendation: The Werewolf Game: Lost Eden similar to S Line
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The Werewolf Game: Lost Eden(人狼ゲーム ロストエデン)

2018Japan
MysteryStudent Female LeadThrillerDeathGameHigh SchoolHorrorMiniseriesSchool SettingStudent Supporting CharacterSurvivalTeenager Female LeadTeenager Supporting Character

Like S Line, this drama also features Mystery, Student Female Lead, and Thriller themes with a 13% similarity match.

Ten high school students from the same class are discovered and compelled to participate in The Were Wolf game, a deadly challenge where they must eliminate each other in order to stay alive.

Recommendation: Kishibe Rohan wa Ugokanai Season 2 similar to S Line
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Kishibe Rohan wa Ugokanai Season 2(岸辺露伴は動かないII)

2021Japan
FantasyMysteryThrillerAdapted From A MangaEccentric Male LeadHorrorInvestigationLegendManga Artist Male LeadMiniseriesSupernaturalSupernatural PowerSuspense

Like S Line, this drama also features Fantasy, Mystery, and Thriller themes with a 13% similarity match.

Based on the manga "Kishibe Rohan wa Ugokanai" created by Araki Hirohiko.

Recommendation: Anata Hannin Jaarimasen similar to S Line
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Anata Hannin Jaarimasen(あなた犯人じゃありません)

2021Japan
MysteryStudent Female LeadThrillerDeathDetective Supporting CharacterInvestigationMiniseriesSchool SettingStudent Supporting CharacterSuspenseTeenager Female LeadTeenager Supporting CharacterYouth

Like S Line, this drama also features Mystery, Student Female Lead, and Thriller themes with a 13% similarity match.

Teacher Izumi was discovered in her wedding gown, floating in the rooftop pool at Seishun High School. She had been fatally stabbed. A student admitted to President Hibino Meina of Class 3C and Detective Goshima that he was responsible for the crime. However, Meina noticed inconsistencies in the confession, as well as a lack of a clear motive. As a result, the student was cleared as a suspect. It is expected that another student will come forward to take responsibility. The question remains: why are her students eager to confess to the murder? Who are they trying to protect?

Recommendation: Kindaichi Shonen no Jikenbo 5 similar to S Line
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Kindaichi Shonen no Jikenbo 5(金田一少年の事件簿 5)

2022Japan
MysteryStudent Female LeadThrillerChildhood Friends RelationshipComedyDetective FictionInvestigator Male LeadPolice Inspector Male LeadSchool SettingSerial KillingsStudent Male LeadTeenager Female LeadTeenager Male Lead

Like S Line, this drama also features Mystery, Student Female Lead, and Thriller themes with a 13% similarity match.

Kindaichi Hajime, a high school student and skilled private detective, uses his exceptional IQ of 180 to crack murder cases with complex clues. He collaborates with his childhood friend Nanase Miyuki and the current chief inspector of the Tokyo Metropolitan Police Department, Kenmochi Isamu.