In the past, Datang and the demons signed a covenant to find a way to coexist. Since then, it has become commonplace to see monsters on Chang'an Street. There is a Department of Demon Handling in Dali Temple, which deals with all matters involving demons. During the reign of Emperor Wu, a female named Wei Zhi stood out and became the new leader of the Demon Zhang Division.
However, the alliance has been in place for a long time, and new rifts have arisen between humans and monsters, which also indicates that another peace negotiation is imminent.
Wei Zhi, who has always been committed to the equality of human beings and monsters, now proposed to recruit a demon to join the company to jointly handle the case. She was selected to "run in both directions" with Kang Shisan, a fox demon. With their own purposes, they began their journey to solve the case.
One person and one monster continue to get along during the process of solving the case, and they become more and more understanding. When they are about to have a deeper bond, the conspiracy behind the case gradually emerges...
Purpose: There is no special path for transvestites