The story revolves around Shen Qingyu, the criminal police captain. While investigating a series of seemingly unrelated cases, she gradually discovers that there is a huge conspiracy hidden behind these cases. As the investigation deepens, she not only has to face cunning criminals, but also resistance from within. At the same time, her past gradually emerges and becomes intertwined with the current case. With the help of her partner Gu Mingyuan, reporter Ye Zhen, professor Chen Hao and bar owner Li Wei, she gradually uncovered the truth, finally brought the criminal to justice and completed her self-salvation.
