Zhang Yao, whose family was destroyed by drug dealers, secretly cooperates with Anti-drug team leader An Du. The two join forces to ruthlessly eliminate the evil and vow to wipe out Mukun and Anpei, the top two figures of the criminal group.

Three parents who have lost their children are involved with each other because of a deal; they have no soul in their eyes and hatred in their hearts, and each of them, with their own purposes, set out on the road of seeking revenge for their children, and staged a bizarre and dangerous killing in the barren land.