In order to leave the assassin organization The Window of Heaven, the leader Zhou Zi Shu performs an obligatory departure technique, leaving him with three years left to live. He disguises his face and tries to live the remainder of his days as a drunkard wandering the pugilist world. Three months later, he meets the mysterious Wen Ke Xing, who immediately notices Zhou Zi Shu’s façade. The two then grow closer when they get entangled in a conspiracy regarding the Glazed Armor, a protected legendary key to a powerful armory.