A tale about the lives of male police officers and a shooting incident that sparks a major disagreement. A decade ago, during an attempt to capture a criminal, Zhang Peng Cheng (played by Yu Yi) was targeted by a stray bullet. Xu Lei took the bullet instead and was left paralyzed. Fast forward ten years, another misfiring incident causes turmoil within the department. Liu Chang Lu opts to cover up the incident, while Zhao Peng Cheng grapples with his feelings and sense of justice.