When a woman whose face has been flayed appears on the outskirts of the city, all the evidence points to the return of a serial killer. But the truth is not so simple. As more and more mysterious cases emerge, the Yuncheng Criminal Investigation Team realizes that many long-frozen secrets lie behind these grisly unsolved cases.
The Yuncheng Criminal Investigation Team launches a manhunt, only to discover that they are facing not just a brutal skinning killer, but also a carefully planned maze...
Theme: Examining the essence of human nature
