Before the Apocalypse, Wei Zhongxian was at the height of his power during this period in history. The protagonist is a modern department-level cadre who travels through time to become Xiaoqi of the Jinyiwei. The protagonist is directly involved in the most sensitive demon book case. From adapting at a loss to making a name for himself by solving small cases one after another, he finally reaches the rank of commander of the Jinyiwei and has overwhelming power.
