Three years ago, assassin Tide betrayed her organization by refusing to carry out a kill order. After escaping death, she adopted the alias Minghui and lived in seclusion in a small town with her blind sister Mingzhu, running a coffee shop. An accident exposes their whereabouts, and former accomplices track them down, catching Mingzhu in a manhunt. To save her sister, Chao Xi is forced to return to the killing game, and her hidden identity is revealed amidst the gunfire.

一个名为白云斋的棺材铺，都说只要和它有关的人，都会五弊三缺。镇子上连续发生怪事儿，先是刘麻子被井中水鬼夺命，后是杀猪匠被阴差勾了魂后，竟将全家杀害。事情诡异离奇，云游山人马三爷决定来到白云斋抓鬼驱邪。