The story revolves around Qin Yue, the captain of the criminal investigation team, who leads the team to solve a series of complicated cases. Each case reveals the dark side of human nature and the pain points of society. In the process of pursuing the truth, Qin Yue not only had to face cunning criminals, but also faced pressure and doubts from within. At the same time, she is gradually uncovering the truth about her childhood tragedy and looking for self-salvation. Multiple story lines run in parallel, interspersed with love, friendship and family affection. In the end, all the clues are intertwined to form a huge suspense puzzle. Cases include but are not limited to: serial murders, missing persons cases, cyber crimes, cases caused by workplace bullying, and old cases involving family feuds.
