The story revolves around a series of bizarre cases solved by criminal police captain Su Jinyan. Each case seems independent, but in fact it is related to each other, and there is a huge conspiracy hidden behind it. As the investigation deepened, Su Jinyan gradually revealed the true face of Zhao Mingyuan and others, and discovered that these cases were inextricably linked to an unsolved case many years ago. With the help of forensic doctor Gu Yan, psychiatrist Lin Wanqing and others, Su Jinyan battled wits and courage with criminals, and finally brought them to justice, and gradually found the path to self-salvation.
