During the Tang Dynasty, the shadows in Chang'an City were hidden, and strange things occurred frequently, and Gu Qianling, the young secretary of Dali Temple, joined hands with Duan Chao and Guardian Yuhua to investigate various bizarre and strange cases such as ghost drama cases, ghost marriage cases, paper wife cases, and living dead cases, but behind the cases were treacherous, and the two teenagers were not afraid of wind and rain and forged ahead......