Ghosts in the world walk in busy streets, wilderness jungles, and abandoned courtyards. What are the principles of ghost behavior, and who sets the principles for them. If a ghost violates the ghost way, a group of special beings whose duty is to defend the ghost way - the Ghost Control Group. The members of the Ghost Control Group have been living everywhere in the world under the leadership of the leader. Until one day, the ghost master Changlong disappeared during a mission, and the arrival of his replacement, Hong Yu, caused the entire ghost world to shake. Under her leadership, the ghost world in the world gradually changed, and Hong Yu's true identity was also unraveled layer by layer.