The story tells of a strange incident that occurred in Linjia Town during the Republic of China era. Many people in the city fell ill for no reason, like zombies and wandering souls, controlled and pulled by a mysterious force, and disappeared overnight. Shen, a night watchman in the cityXiao Han, in order to rescue the people, launched an investigation and relied on the Taoist secret techniques of the night watchman's lineage to ultimately find and defeat Mr. Jiang, who had been possessed by the refining of snake venom, and rescued the people in the city, guarding the Lin family townSafety.