In the dark corners of the city where crime hides, detective Si Yan and forensic doctor Xu Nanshu use love as a shield and justice as a sword to fight against the darkness side by side.
Si Yan, resolute and courageous, peels off the cocoon in the fog of the crime; Xu Nanshu, calm and intelligent, explores the truth among the scars on the corpse. The two worked closely together at work, and their feelings grew secretly. Their love quietly grew as they worked together to solve cases again and again.
However, the peace was broken by a mysterious criminal gang. As the investigation deepened, they discovered that the Shen Group was behind it. Shen Yin, the daughter of the Shen family, was jealous because of her love. Under pressure from her family, she repeatedly attacked Xu Nanshu.
Faced with numerous obstacles and life-and-death threats, Si Yan and Xu Nanshu never backed down. They pressed forward step by step and gradually unveiled the ugly veil of the criminal group. But the evil forces are struggling and setting many traps.
In the end, in a thrilling showdown between good and evil, Si Yan and Xu Nanshu sacrificed their lives to protect justice. But their love, like the bright stars in the darkness, will always shine over the city and become an immortal legend in people's hearts.
Mission: Justice will eventually defeat evil