Undercover policeman Qin Dawei witnessed his mentor Zhou Hongyuan shooting his father, and he sneaked into the abyss with a stigma. When the mask of hypocrisy is torn away, the shocking truth emerges: the close mentor is actually the "teacher", a transnational criminal leader, whose "other shore" organization conspires to control the world. The lone hero is trapped in a puzzle, and every move is a dead end. He must be quenched into steel in the abyss, tear apart the shocking conspiracy, and complete a bright revenge that penetrates the darkness.
