Time travel, due to the quantum mutation of the universe, allowed a world-famous searching detective (helping others find things, people, etc.) To cross the barriers of time and space and return to the prosperous Tang Dynasty. The memories of the past and present lives overlapped here. In order not to affect history, the Guanghua clan, the founders, separated his soul from his body and made him look for a way to return home as a current person. His body was preserved in the legendary Moon Mirror Lake...