The Principle - Asian drama recommendation
Like
Add to favorites
Dislike

The Principle(上道)

2019China
AmnesiaFriendshipInjuryInvestigationMale Chases Female FirstMysteryRomanceSci-FiSlow RomanceSupernatural Power

Centers on the escapades of a man who was groomed to be a weapon, as he joins forces with his companions to battle malevolence.

Asian dramas like
The Principle

Recommendation: Women on the Run (2005) similar to The Principle
33%Match
Like
Add to favorites
Dislike

Women on the Run (2005)(窈窕熟女)

2005Hong Kong
FriendshipInvestigationMysteryRomanceComedyMultiple Mains

Like The Principle, this drama also features Friendship, Investigation, Mystery, and Romance themes with a 33% similarity match.

A show follows the lives of four women in various professions, such as a fashion advisor and a law enforcement officer, as they navigate the complexities of love. Unfortunately, their romantic pursuits are constantly interrupted by mysterious incidents involving the men they meet. With the assistance of But Kei Lei and his assistant Dong Fai, they assist the authorities in solving each case and capturing the culprit. As love triangles and quadrangles emerge, their relationships become even more complicated, ultimately leading to a major dilemma involving But Kei Lei.

Recommendation: Himitsu: The Top Secret similar to The Principle
33%Match
Like
Add to favorites
Dislike

Himitsu: The Top Secret(秘密~THE TOP SECRET~)

2025Japan
FriendshipInvestigationMysterySci-FiAdapted From A MangaPsychological

Like The Principle, this drama also features Friendship, Investigation, Mystery, and Sci-Fi themes with a 33% similarity match.

The Ninth Forensic Laboratory at the National Research Institute of Police Science, referred to as The Ninth, employs advanced MRI technology to visualize the memories of deceased individuals, aiding in the resolution of cold cases. The series follows two detectives utilizing this technology to crack challenging cases while grappling with the moral implications of uncovering the innermost thoughts and secrets of the deceased. (DramaWiki)

Recommendation: Watashi no Shiranai Watashi similar to The Principle
33%Match
Like
Add to favorites
Dislike

Watashi no Shiranai Watashi(私の知らない私)

2025Japan
AmnesiaInvestigationMysteryRomanceDramaSupernatural

Like The Principle, this drama also features Amnesia, Investigation, Mystery, and Romance themes with a 33% similarity match.

Mei suffers from memory loss after a traumatic incident but manages to lead a satisfying life, finding joy in her job and being supported by her loving fiancé and closest friend. However, her world is turned upside down when she becomes a suspect in a murder case that she has no recollection of. As she delves deeper into uncovering the truth, Mei realizes that some of those she thought were her allies are actually her enemies. Betrayal lurks around every corner as she struggles to unravel the mystery, all while keeping her own hidden secret.

Recommendation: Thunder Store Season 2 similar to The Principle
33%Match
Like
Add to favorites
Dislike

Thunder Store Season 2(벼락맞은 문방구 2)

2014South Korea
FriendshipInvestigationMysterySupernatural PowerFantasyYouth

Like The Principle, this drama also features Friendship, Investigation, Mystery, and Supernatural Power themes with a 33% similarity match.

The upcoming season will narrate the tale of how the kids harness the forces of lightning to safeguard the enigmatic future energy and combat the antagonists.

Recommendation: Bedtime Hero Season 2 similar to The Principle
31%Match
Like
Add to favorites
Dislike

Bedtime Hero Season 2(超能造梦 第二季)

2018China
FriendshipInvestigationMysteryRomanceSci-FiCheerful Female LeadComedyLazy Male LeadStudent-Teacher RelationshipSuperhuman StrengthSupernatural

Like The Principle, this drama also features Friendship, Investigation, Mystery, Romance, and Sci-Fi themes with a 31% similarity match.

A blend of humor and intrigue is at the center of a story set in a school for students with unique talents. Ding Yi, a studious individual who prefers staying at home, possesses exceptional academic achievements. Despite his lazy nature and love for sleep, Ding Yi harbors a secret talent - a photographic memory. However, he faces a significant flaw: when frightened, his short-term memory vanishes instantly, posing a potential challenge during exams. Ding Yi is admitted to Qing Hua, where he encounters his lively and affluent roommate Feng Zi Xi, as well as the helpful guidance counselor Ai Mei, who assists him in developing his skills.

Recommendation: Starman - This Star's Love similar to The Principle
31%Match
Like
Add to favorites
Dislike

Starman - This Star's Love(スターマン~この星の恋)

2013Japan
AmnesiaInvestigationMysteryRomanceSci-FiDramaFamily RelationshipMiniseriesOlder Woman-Younger ManSingle MotherSupernatural

Like The Principle, this drama also features Amnesia, Investigation, Mystery, Romance, and Sci-Fi themes with a 31% similarity match.

After being left by her husband, Sawako has been raising her three sons on her own. One day, she encounters a young man who is on the brink of death. Instantly smitten, Sawako names him Hoshio and decides to have him stay with her as the father figure for her children, taking advantage of his memory loss. Sawako, her three sons, her grandmother, and Hoshio now live together under one roof. Sawako wishes for Hoshio to never recover his memories, while Hoshio himself starts to develop feelings for her. Despite his mysterious past, Hoshio proves to be a great help to Sawako whenever she faces difficulties, thanks to his enigmatic abilities. The truth behind Hoshio's past eventually comes to light in a surprising revelation.

Recommendation: The Adventure For Love similar to The Principle
31%Match
Like
Add to favorites
Dislike

The Adventure For Love(寻找爱的冒险)

2016China
FriendshipInvestigationMysteryRomanceAdventureDramaLife

Like The Principle, this drama also features Friendship, Investigation, Mystery, and Romance themes with a 31% similarity match.

Xia Meng Xun, Tang Chao, and Bai Zhou, three affluent individuals, found themselves connected by three enigmatic Buddha statues. Their journey was marked by peril as they delved into their family's hidden truths and discovered love along the way.

Recommendation: Never Compromise (2020) similar to The Principle
31%Match
Like
Add to favorites
Dislike

Never Compromise (2020)(非黑即白)

2020China
FriendshipInvestigationMysteryRomanceActionCrimeCriminal Organization

Like The Principle, this drama also features Friendship, Investigation, Mystery, and Romance themes with a 31% similarity match.

During his quest to locate his girlfriend, Xiao Ang meets a young man from Burma named Wen Dan who is also on a mission to find his relatives. Together, they find themselves entangled in a battle against malevolent forces while searching for clues. Xiao Ang, a former special forces soldier, travels abroad to track down his kidnapped girlfriend, leading him to cross paths with Wen Dan, who is facing a similar predicament. Their journey takes them to a Southeast Asian region, where they team up to take on local criminal organizations and warlords in order to rescue their loved ones and seek justice. However, as they uncover the truth they are seeking, they are ultimately led down different paths.

Recommendation: D.I.E. Again similar to The Principle
31%Match
Like
Add to favorites
Dislike

D.I.E. Again(古靈精探B)

2009Hong Kong
InvestigationMysteryRomanceSupernatural PowerComedyPolice Department SettingSupernatural

Like The Principle, this drama also features Investigation, Mystery, Romance, and Supernatural Power themes with a 31% similarity match.

It has been six months since the disbandment of D.I.E. (Detective Investigation Extension). While Ying Jing Jing is currently on maternity leave, the rest of the team - Yu Tze Long, Cheung Ching Yee, Tse Siu Feng, and Pang Mei Wan - have resumed their previous positions. Their superiors are struggling to manage the chaos they cause on a daily basis. Following an incident where they embarrassed Chief Superintendent of Police Lau Yut Ding during an anti-vice operation, the higher-ups decide to send them back to re-establish D.I.E. This time, they are under the leadership of Yu Tze Long's former supervisor, Law Yau Hung.

Recommendation: S.S.P.T. similar to The Principle
30%Match
Like
Add to favorites
Dislike

S.S.P.T.(台灣X檔案)

2022Taiwan
InvestigationMysterySci-Fi

Like The Principle, this drama also features Investigation, Mystery, and Sci-Fi themes with a 30% similarity match.

Recommendation: Revolving Doors of Vengeance similar to The Principle
30%Match
Like
Add to favorites
Dislike

Revolving Doors of Vengeance(酒店風雲)

2005Hong Kong
InvestigationMysteryRomance

Like The Principle, this drama also features Investigation, Mystery, and Romance themes with a 30% similarity match.

The plot revolves around the Wong family, led by Wong Yuk Ting, who owns a prestigious hotel chain. It follows the story of how a favor leads to a quest for revenge in a complex tale of loyalty and retribution. Wong Kai Kit, the youngest son of Wong Yuk Ting, finds himself caught in a power struggle within the family after his father's sudden mysterious death. The family business is unexpectedly taken over by Ko Fung, who forms a romantic relationship with Bik Kei, a woman he meets at the hotel. As tensions rise among the family members, including Kit's uncle Wing Fat, deception and intrigue become commonplace. Ko Fung's true intentions for the business cause ongoing conflict with Kai Kit, ultimately leading to his growth and development through their many confrontations.

Recommendation: Memory Lost Season 3 similar to The Principle
29%Match
Like
Add to favorites
Dislike

Memory Lost Season 3(美人为馅3)

2016China
AmnesiaFriendshipInvestigationMysteryRomanceActionNovel AdaptationAge GapDetective FictionDetective Male LeadSuspenseThriller

Like The Principle, this drama also features Amnesia, Friendship, Investigation, Mystery, and Romance themes with a 29% similarity match.

The second season concludes with the alphabet syndicate members unveiling themselves individually. However, there remains a mysterious figure whose whereabouts and identity are still unknown. Despite numerous deaths linked to the other members, there is no evidence of his involvement in any crimes. Han Chen and Su Mian are both aware of his presence, hinting at his elusive nature.

Recommendation: In the Dream to Find the Answer similar to The Principle
29%Match
Like
Add to favorites
Dislike

In the Dream to Find the Answer(四手妙弹)

2015China
FriendshipInvestigationMysteryRomanceAdventureHistoricalSupernaturalTime Travel

Like The Principle, this drama also features Friendship, Investigation, Mystery, and Romance themes with a 29% similarity match.

Four women of varying personalities and abilities journey through time to ancient China, where they work together to unravel mysterious cases

Recommendation: Shibatora similar to The Principle
29%Match
Like
Add to favorites
Dislike

Shibatora(シバトラ)

2008Japan
FriendshipInvestigationMysterySupernatural PowerAdapted From A MangaComedyHidden IdentitySupernatural

Like The Principle, this drama also features Friendship, Investigation, Mystery, and Supernatural Power themes with a 29% similarity match.

At first glance, Shibata Taketora may appear to be a typical, unassuming teenager who seems easy to pick on. However, he is actually a skilled police detective and kendo expert who utilizes his youthful appearance to his advantage when going undercover or solving crimes. Taketora possesses a unique ability to sense the impending death of individuals, particularly if they continue on their current path. This ability, coupled with his empathy and genuine concern for others, weighs heavily on him as he navigates through his investigations. With the help of his unconventional group of friends, Taketora delves deep into his cases, striving to uncover the truth and prevent tragedies from occurring.

Recommendation: Denei Shojo: Video Girl Mai 2019 similar to The Principle
28%Match
Like
Add to favorites
Dislike

Denei Shojo: Video Girl Mai 2019(電影少女 -VIDEO GIRL MAI 2019-)

2019Japan
FriendshipInvestigationMysteryRomanceSci-FiAdapted From A MangaAndroidArtificial IntelligenceDramaInterspecies RomanceLove TriangleRobotWeak Male Lead

Like The Principle, this drama also features Friendship, Investigation, Mystery, Romance, and Sci-Fi themes with a 28% similarity match.

Kanano Kento is a typical student studying at a private high school in Tokyo. He resides in a rented room close to his school and lives independently. One day, while in the school's broadcast room, Kento stumbles upon a videotape. Upon playing it, a girl named Kamio Mai appears unexpectedly on the screen. This marks the beginning of Kento and Mai's unusual journey together. Mai diligently follows Kento's instructions in order to help him pursue Asakawa Yuna, a popular high school model. As Kento continues to make wishes, Mai goes to great lengths to make them come true. Over time, Kento finds himself developing feelings for Mai. However, unbeknownst to Kento, a grim destiny awaits him beyond his desires.

Recommendation: Lady's House similar to The Principle
27%Match
Like
Add to favorites
Dislike

Lady's House(淑女之家)

2014China
InvestigationMysteryRomanceFamily

Like The Principle, this drama also features Investigation, Mystery, and Romance themes with a 27% similarity match.

In the year 1930 in Shang Hai, Zhou Jin uncovers her family's past and learns of her father's mysterious death a decade ago. Determined to uncover the truth, Zhou Jin enlists the help of her childhood companion, Su Zhi Wen, to delve into the powerful Shen family. Through their investigation, they stumble upon the hidden dangers and secrets lurking beneath the glamorous facade of the "Lady's House", posing a threat to Zhou Jin's mission.

Recommendation: The Right Time, the Right Person similar to The Principle
27%Match
Like
Add to favorites
Dislike

The Right Time, the Right Person(对的时间,对的人)

2018China
AmnesiaRomanceSci-FiYouth

Like The Principle, this drama also features Amnesia, Romance, and Sci-Fi themes with a 27% similarity match.

This is a tale about a man who has no recollection of his past and turns to stealing time from others. Sheng Hao Fan, having lost his memories, relies on taking time from others to get by. He gets caught up in the mysterious deaths of patients at the hospital run by Mo Xiao Zhu's father. Eventually, he discovers that the key to unlocking his forgotten past is connected to Mo Xiao Zhu herself, forcing him to choose between love and duty.

Recommendation: Vigilante Force similar to The Principle
27%Match
Like
Add to favorites
Dislike

Vigilante Force(智勇新警界)

2003Hong Kong
InvestigationMysteryRomanceDrama

Like The Principle, this drama also features Investigation, Mystery, and Romance themes with a 27% similarity match.

Recommendation: The Prince's Shadow similar to The Principle
27%Match
Like
Add to favorites
Dislike

The Prince's Shadow(御用閒人)

2005Hong Kong
InvestigationMysteryRomanceHistorical

Like The Principle, this drama also features Investigation, Mystery, and Romance themes with a 27% similarity match.

Ko Sing possesses knowledge in both literary works and martial arts. Despite being an official, he is the person Emperor Kin Lung turns to for solving complex issues. Sing travels to Yangzhou in order to locate the emperor's beloved, Yu Yee. He discovers that Yee has been traded to the proprietor of a well-known brothel named So Sam. Unbeknownst to Sing, the brothel serves as a refuge for vulnerable girls. Misinterpreting the situation, Sing mistakenly believes that Sam coerces young girls into prostitution. Yee becomes entangled in a homicide case. Sam, also recognized as the "Chivalrous Prostitute", makes every effort to rescue her. It is only then that Sing comprehends the true nature of Sam.

Recommendation: Brink of Law similar to The Principle
27%Match
Like
Add to favorites
Dislike

Brink of Law(突圍行動)

2007Hong Kong
InvestigationMysteryRomanceAction

Like The Principle, this drama also features Investigation, Mystery, and Romance themes with a 27% similarity match.

Tong Chi Ko (Steven Ma) is taken to court for defamation but later turns his life around and joins a fashion company as a legal advisor. He befriends Tung Yat Jun (Ron Ng), the nephew of the company's owner, Tung Jin Lung (Elliot Yue). Ko reunites with his former flame, Tsui Wing (Bernice Liu), only to discover her unusual relationship with Lung. Meanwhile, Lung's wife, Kam Chi (Michelle Yim), uncovers Jun's secret and vows to seek revenge. As Ko delves deeper, he uncovers a possible link between the fashion company and illegal betting activities. However, the truth is murky, leaving everyone wondering who is really pulling the strings behind the scenes.

Recommendation: Shiro to Kuro (2008) similar to The Principle
27%Match
Like
Add to favorites
Dislike

Shiro to Kuro (2008)(白と黒)

2008Japan
InvestigationMysteryRomanceDrama

Like The Principle, this drama also features Investigation, Mystery, and Romance themes with a 27% similarity match.

This tale follows a woman caught between two brothers with different personalities. Kamuro Reiko receives a marriage proposal from Kiryu Shogo, a genuine and idealistic man. However, on the same day, she is involved in a car accident. In a daze, she witnesses Akimoto Kazuha, Shogo's childhood friend, fleeing the scene. Reiko survives the crash and is cared for by Kazuha, who shows her great affection. This leads Reiko to suspect a connection between Kazuha and Shogo. Soon, Shogo's younger brother Masato enters the picture. Unlike his brother, Masato lives a hedonistic life. Despite her feelings for her fiance, Reiko cannot resist the temptation to uncover the truth and finds herself drawn to Masato. --Fuji TV

Recommendation: Kaiki Daisakusen: Mystery File similar to The Principle
27%Match
Like
Add to favorites
Dislike

Kaiki Daisakusen: Mystery File(怪奇大作戦 ― ミステリー・ファイル)

2013Japan
InvestigationMysterySci-FiMiniseries

Like The Principle, this drama also features Investigation, Mystery, and Sci-Fi themes with a 27% similarity match.

A television series follows the adventures of a unique team of scientific investigators known as SRI as they delve into unresolved enigmatic crimes with a scientific twist.

Recommendation: Fufu no Himitsu similar to The Principle
27%Match
Like
Add to favorites
Dislike

Fufu no Himitsu(夫婦の秘密)

2024Japan
InvestigationMysteryRomanceMiniseries

Like The Principle, this drama also features Investigation, Mystery, and Romance themes with a 27% similarity match.

The show portrays the hidden troubles within the seemingly cheerful routines of a husband and wife who own a flower shop and a woman who runs a cafe nearby

Recommendation: Pure Heart similar to The Principle
27%Match
Like
Add to favorites
Dislike

Pure Heart(순정)

2001South Korea
InvestigationMysteryRomanceDetective Supporting Character

Like The Principle, this drama also features Investigation, Mystery, and Romance themes with a 27% similarity match.

Lee Chan Suk is a prudent and astute law enforcement officer tracking down the criminal suspect Kang Hyun Gee. Sae Jin, Hyun Gee's biological sister, grew up as the sole child in a prosperous adoptive household. Initially, Chan Suk employs Sae Jin as a lure to apprehend Hyun Gee, but as time passes, he finds himself drawn to her genuine nature.

Recommendation: In Bed with a Stranger similar to The Principle
27%Match
Like
Add to favorites
Dislike

In Bed with a Stranger(再見,枕邊人)

2024Hong Kong
InvestigationMysteryRomanceAge Gap

Like The Principle, this drama also features Investigation, Mystery, and Romance themes with a 27% similarity match.

In Hong Kong, relatives of a missing individual can request for the individual to be legally declared deceased after a period of seven years. Yeung Man Sum, a production company owner, chooses to move on from his wife Koo Ching Tin, who has been missing for seven years, and tie the knot with his caring girlfriend Chu Sin Mei. However, unexpectedly, Chi Hin's biological mother Ching Tin reappears.

Recommendation: Doku (2012) similar to The Principle
27%Match
Like
Add to favorites
Dislike

Doku (2012)(赤川次郎原作 毒〈ポイズン〉)

2012Japan
InvestigationMysterySci-FiNovel Adaptation

Like The Principle, this drama also features Investigation, Mystery, and Sci-Fi themes with a 27% similarity match.

An invisible poison that causes death 24 hours after ingestion has become a popular topic online, sparking rumors of a deadly substance that allows for the perfect crime. This mysterious poison has caught the attention of the Tokyo Metropolitan Police Department's Special Crimes Unit, where Sasamoto Naomi has recently been assigned. The origin of this lethal poison traces back to Professor Matsui Toichi, who supposedly created it while working at a university in Eastern Europe. Despite his disappearance, Matsui mysteriously appears before individuals facing difficult situations and offers them the poison, claiming they are free to use it as they wish. Among those who learn about this poison is magazine journalist Akimoto Shunji, who is facing a dilemma involving his relationship with Otsu Mayumi and his engagement to Koide Reika, the daughter of his company's president. Faced with pressure from Reika's father to marry her, Akimoto receives a bottle of the poison from Matsui and ultimately decides to use it to eliminate the obstacle in his path. Tragically, two days after the incident, Mayumi's lifeless body is discovered in an unexpected location.

Recommendation: Mimi similar to The Principle
27%Match
Like
Add to favorites
Dislike

Mimi(미미)

2014South Korea
AmnesiaInvestigationMysteryRomanceMagical ObjectMiniseriesSpiritSupernaturalTime Travel

Like The Principle, this drama also features Amnesia, Investigation, Mystery, and Romance themes with a 27% similarity match.

Min Woo, a 28-year-old webtoon creator, discovers a note on his desk calendar one day. Inspired by this note, he starts working on a new webtoon titled “December 8.” The comic quickly gains widespread acclaim. As its popularity skyrockets, Min Woo faces mounting pressure from his job, leading to intense headaches due to the stress.

Recommendation: Concubinage Record Season 3 similar to The Principle
27%Match
Like
Add to favorites
Dislike

Concubinage Record Season 3(纳妾记第三季)

2016China
InvestigationMysteryRomanceSci-FiNovel AdaptationComedyHistoricalMartial ArtsTime Travel

Like The Principle, this drama also features Investigation, Mystery, Romance, and Sci-Fi themes with a 27% similarity match.

Based on Mu Yi's novel "Na Qie Ji."

Recommendation: Deep in My Heart similar to The Principle
26%Match
Like
Add to favorites
Dislike

Deep in My Heart(我心深触)

2019China
FriendshipInvestigationMale Chases Female FirstMysteryRomanceDissociative Identity DisorderKidnappingMurderNice Male LeadPsychometrySupernaturalSupernatural PhenomenaSuspenseThriller

Like The Principle, this drama also features Friendship, Investigation, Male Chases Female First, Mystery, and Romance themes with a 26% similarity match.

A tale about uncovering enigmas and finding solace centers around a man possessing unique skills and a woman with a split personality. Kong Yi Fei leads a double life, serving as a music instructor at a college and a criminal profiler gifted with the ability to sense the past through touch. Han Bing is a passionate female journalist whose alter ego is a wild soul. Their paths cross unexpectedly during a series of murders, leading them to collaborate with their detective friend Xu Gao Sheng in pursuit of the true perpetrator. (ChineseDrama.info)

Recommendation: Golden House Hidden Love similar to The Principle
26%Match
Like
Add to favorites
Dislike

Golden House Hidden Love(金屋藏夫)

2024China
AmnesiaInvestigationMysteryRomanceSupernatural PowerCohabitationComedyFantasyHeight DifferenceImmortalImmortal Male LeadMagical RealismMultiple TimelinesSingle Female Lead

Like The Principle, this drama also features Amnesia, Investigation, Mystery, Romance, and Supernatural Power themes with a 26% similarity match.

Jin Xia, a 27-year-old assistant working for a wedding dress designer, decided to purchase an old seaside house with the help of a loan. She envisioned a joyful life as a homeowner, but soon realized that the house was inhabited by a mysterious young man with ghost-like qualities. This enigmatic boy, who lacks memory and cannot leave the ancient house, appears to have a deep connection with Jin Xia. To unravel the mystery behind their bond, the two embarked on a thrilling and romantic cohabitation adventure in the "hidden husband in a golden house".

Recommendation: Usotoki Rhetoric similar to The Principle
26%Match
Like
Add to favorites
Dislike

Usotoki Rhetoric(嘘解きレトリック)

2024Japan
FriendshipInvestigationMysteryRomanceSupernatural PowerAdapted From A MangaCohabitationComedyDetective Male LeadHistoricalHistorical FictionHuman Lie DetectorShowa EraSupernatural

Like The Principle, this drama also features Friendship, Investigation, Mystery, Romance, and Supernatural Power themes with a 26% similarity match.

Taking place in the early Sh wa era in the town of Tsukumoya, this story follows a detective struggling with debt and his partner who can detect lies. Together, they work on solving challenging cases. When the villagers turn against her, Urabe Kanoko decides to leave her hometown and ends up in Tsukumoya. There, she meets Iwai Souma, a young detective struggling with poverty, who is impressed by her unique abilities and offers her a job as his assistant.

Recommendation: He Is Psychometric similar to The Principle
26%Match
Like
Add to favorites
Dislike

He Is Psychometric(사이코메트리 그녀석)

2019South Korea
InvestigationMysteryRomanceSlow RomanceSupernatural PowerAirhead Male LeadBromanceDeathNice Male LeadPsychometrySassy Female LeadSmart Female LeadSupernaturalThriller

Like The Principle, this drama also features Investigation, Mystery, Romance, Slow Romance, and Supernatural Power themes with a 26% similarity match.

After losing his parents in a fire, Lee Ahn acquires the ability of psychometry, enabling him to perceive the past of a person or an object through touch. Struggling to harness his newfound skill, he encounters Yoon Jae In, who harbors deep-seated secrets. Alongside prosecutor Kang Seong Mo, his guardian, and investigator Eun Ji Soo, they delve into a case connected to Kang's parents, who were involved in the fire. As they uncover the truth, Lee Ahn and Jae In support each other's healing and identify the perpetrator.

Recommendation: The Haunted Heart similar to The Principle
26%Match
Like
Add to favorites
Dislike

The Haunted Heart(腦波小姐)

2020Taiwan
AmnesiaInvestigationRomanceSci-FiSupernatural PowerDeathDramaFantasyGamingHorrorSpiritSupernaturalVirtual Reality GameWorkplace Setting

Like The Principle, this drama also features Amnesia, Investigation, Romance, Sci-Fi, and Supernatural Power themes with a 26% similarity match.

The narrative follows a young woman who works as a tester for video games and has special abilities. Wei Xiao Ling has Yinyang eyes which enable her to perceive spirits. When the CEO of Yisu Game Company passes away unexpectedly, she utilizes her powers to unravel puzzles by navigating through the realms of reality, the supernatural, and virtual reality.

Recommendation: Burning Rose similar to The Principle
25%Match
Like
Add to favorites
Dislike

Burning Rose(燃烧的玫瑰)

2009China
InvestigationMysteryRomanceDramaShort Length Series

Like The Principle, this drama also features Investigation, Mystery, and Romance themes with a 25% similarity match.

Yang Lin, an international student studying in a university in England, returns to China upon hearing news of her father's suspicious death after falling from a tall hospital building. Refusing to believe the suicide theory, she embarks on a quest to uncover the truth behind her father's demise. Along the way, she encounters Jiang Hai Yang, the last person known to have spoken to her father, who leads her to individuals holding the answers to her family's hidden history, including the existence of a long-lost sister.

Recommendation: Abandoned Secret similar to The Principle
25%Match
Like
Add to favorites
Dislike

Abandoned Secret(被遗弃的秘密)

2011China
InvestigationMysteryRomanceDramaHistorical

Like The Principle, this drama also features Investigation, Mystery, and Romance themes with a 25% similarity match.

Having grown tired of her younger sister An Qiao's spoiled behavior, Zhou Yu Qin leaves her at the Lantern Festival, much to the distress of their mother Ruo Lan. A decade later, Yu Qin is now the leader of the Zhou family, while An Qiao, now going by the name Liu Liu, makes a surprising return. Liu Liu quickly wins over the hearts of the Zhou family members, causing them to question their loyalty to Yu Qin. Liu Liu's reappearance also stirs up romantic feelings from both Yu Qin's husband, Dai Yong Cheng, and the Zhou family's son, Zhou Tian Qi. As suspicions about Liu Liu arise, Yu Qin decides to investigate and uncovers a shocking truth - An Qiao is actually deceased. The mystery remains: who is Liu Liu? (DramaWiki)

Recommendation: Skyfire Legend similar to The Principle
25%Match
Like
Add to favorites
Dislike

Skyfire Legend(天火传说)

2011China
InvestigationMysterySci-FiAdventureFantasy

Like The Principle, this drama also features Investigation, Mystery, and Sci-Fi themes with a 25% similarity match.

Recommendation: Beautiful Trap (2014) similar to The Principle
25%Match
Like
Add to favorites
Dislike

Beautiful Trap (2014)(美丽背后)

2014China
InvestigationMysteryRomanceCity SettingDrama

Like The Principle, this drama also features Investigation, Mystery, and Romance themes with a 25% similarity match.

Recommendation: Lost in Baimu similar to The Principle
25%Match
Like
Add to favorites
Dislike

Lost in Baimu(百慕迷踪)

2023China
InvestigationMysteryRomanceSci-FiActionDramaFantasySuspenseThrillerWeb Series

Like The Principle, this drama also features Investigation, Mystery, Romance, and Sci-Fi themes with a 25% similarity match.

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

Recommendation: Love and Lose Heart Season 2 similar to The Principle
25%Match
Like
Add to favorites
Dislike

Love and Lose Heart Season 2(蜜恋失心第2季)

2018China
InvestigationMysteryRomanceBusinessPsychological

Like The Principle, this drama also features Investigation, Mystery, and Romance themes with a 25% similarity match.

Recommendation: Fen Jie Xian similar to The Principle
25%Match
Like
Add to favorites
Dislike

Fen Jie Xian(分界线)

2022China
FriendshipInvestigationMysterySuspenseThriller

Like The Principle, this drama also features Friendship, Investigation, and Mystery themes with a 25% similarity match.

The tale of a boatman and a corrupt police officer evolving from strangers to close friends. (Dramawiki)

Recommendation: Wonderful Time similar to The Principle
25%Match
Like
Add to favorites
Dislike

Wonderful Time(一念时光)

2021China
InvestigationMysteryRomanceCohabitationMultiple Couples

Like The Principle, this drama also features Investigation, Mystery, and Romance themes with a 25% similarity match.

While searching for his missing older brother, CEO Gong Ou becomes convinced that Shi Xiao Nian is the woman Gong Yu was photographed with before he vanished. Shi Xiao Nian, a manhua artist, is baffled by the accusation. In order to prove her innocence, she reluctantly agrees to live under the same roof as Gong Ou. As they both begin to move on from their pasts and grow closer, their love is tested repeatedly. The truth about Gong Yu's disappearance is revealed, exposing a power struggle within NE Group. Gong Ou battles with ongoing paranoia. Shi Xiao Nian decides to leave temporarily, but hopes for a future reunion with Gong Ou.

Recommendation: Real Killing similar to The Principle
25%Match
Like
Add to favorites
Dislike

Real Killing(真情杀机)

2024China
InvestigationMysteryRomanceShort Length SeriesWeb Series

Like The Principle, this drama also features Investigation, Mystery, and Romance themes with a 25% similarity match.

Recommendation: The Other Me similar to The Principle
25%Match
Like
Add to favorites
Dislike

The Other Me(危险替身)

2025China
InvestigationMysteryRomanceShort Length SeriesWeb Series

Like The Principle, this drama also features Investigation, Mystery, and Romance themes with a 25% similarity match.

Xiao Xue, a delivery driver, coincidentally encounters Song Yu Xian, the heiress of Song Group, and notices a remarkable resemblance between them. They develop a strong friendship and begin to envy each other's lifestyles. At the same time, Song Yu Xian's husband, Xia Qing Yang, who is the CEO of Song Group, appears disturbed as he seems to be familiar with Xiao Xue.

Recommendation: Take My Word for It similar to The Principle
25%Match
Like
Add to favorites
Dislike

Take My Word for It(談判專家)

2002Hong Kong
InvestigationMysteryRomanceDramaPolice Department Setting

Like The Principle, this drama also features Investigation, Mystery, and Romance themes with a 25% similarity match.

The narrative tracks the main characters as they navigate their roles in the Police Negotiation Cadre (PNC), a volunteer division of the Hong Kong police force that focuses on communicating with terrorists, participants in local conflicts, and people considering suicide. Throughout the series, the protagonists handle a variety of significant and minor cases.

Recommendation: Paranormal Mind similar to The Principle
25%Match
Like
Add to favorites
Dislike

Paranormal Mind(開腦儆探)

2015Hong Kong
InvestigationMysterySci-FiSupernatural PowerDetective FictionDetective Male LeadDramaSupernaturalSuspenseThriller

Like The Principle, this drama also features Investigation, Mystery, Sci-Fi, and Supernatural Power themes with a 25% similarity match.

In a detective series with a supernatural theme, the focus is on exploring mysterious cases using scientific concepts and realistic methods instead of traditional ghosts and spirits. The story follows Hung Gei Yuen, a former high-ranking police inspector who gains the unique ability to enter other people's subconscious after the tragic death of his son, which he believes was a murder hidden within the depths of the mind. As he delves into the hidden subconscious, he also grapples with a split personality, all while trying to uncover the truth behind his son's death. Each character in the series possesses a special ability, despite being considered abnormal or weird by society, they use these abilities to solve various enigmatic cases without letting it affect their self-esteem.

Recommendation: OMG, Your Honour similar to The Principle
25%Match
Like
Add to favorites
Dislike

OMG, Your Honour(是咁的,法官閣下)

2018Hong Kong
FriendshipInvestigationMysteryLawLawyer Male Lead

Like The Principle, this drama also features Friendship, Investigation, and Mystery themes with a 25% similarity match.

A tale about inexperienced attorneys, their guides, and how they navigate the evolving landscape in Hong Kong. Fan Xiao Yu practices criminal law and has a longstanding relationship with Rao Li Hong. Despite their friendly facade, their relationship is strained. The situation becomes more complicated when Li Hong becomes romantically involved with Fan Xiao Yu's estranged wife, Mo Xi Lai. Meanwhile, the young lawyers mentored by Xiao Yu and Li Hong are forging their own paths with unique stories to share.

Recommendation: Connect (2019) similar to The Principle
25%Match
Like
Add to favorites
Dislike

Connect (2019)(커넥트)

2019South Korea
FriendshipInvestigationMysteryMiniseriesYouth

Like The Principle, this drama also features Friendship, Investigation, and Mystery themes with a 25% similarity match.

A team of five friends pursues enigmas.

Recommendation: Honjitsu wa Taian Nari similar to The Principle
25%Match
Like
Add to favorites
Dislike

Honjitsu wa Taian Nari(本日は大安なり)

2012Japan
InvestigationMysteryRomanceComedyMiniseries

Like The Principle, this drama also features Investigation, Mystery, and Romance themes with a 25% similarity match.

Yuka portrays Takako, a wedding coordinator faced with the challenge of managing five weddings at a single location on an auspicious day. However, her plans are jeopardized when a menacing letter arrives, insisting that all the ceremonies be called off. Determined to uncover the perpetrator, Takako races against time to ensure the weddings proceed as scheduled. As the day unfolds, the hidden secrets of each couple gradually emerge.

Recommendation: Mermaid Story similar to The Principle
25%Match
Like
Add to favorites
Dislike

Mermaid Story(인어 이야기)

2007South Korea
InvestigationMysteryRomanceDramaMiniseries

Like The Principle, this drama also features Investigation, Mystery, and Romance themes with a 25% similarity match.

Lee Min Suk becomes enamored with Son Mi Na, but she unexpectedly vanishes one day. Subsequently, he encounters and develops feelings for Nam Soo In. However, a year after Son Mi Na's mysterious disappearance, her remains are discovered, and Lee Min Suk is identified as the primary suspect in her murder.

Recommendation: Life Special Investigation Team similar to The Principle
25%Match
Like
Add to favorites
Dislike

Life Special Investigation Team(라이프 특별조사팀)

2008South Korea
InvestigationMysteryRomanceActionInsurance Industry

Like The Principle, this drama also features Investigation, Mystery, and Romance themes with a 25% similarity match.

This drama follows a team of insurance investigators dedicated to uncovering fraud and deceit in the insurance world. Comprised of ordinary workers, they choose to confront the issues at hand, revealing the truths obscured by deception and exposing the sinister secrets of those in positions of authority. Just like everyone else, insurance agents and policyholders harbor secrets they wish to keep hidden indefinitely.