Whenever night falls, watchmen will appear on the streets, ringing the gong in their hands to remind people that it is time to go home. When dawn is approaching, they will also sound the gong to remind "those things" at night to leave. They have been the guardians of mankind since ancient times, and this has always been the case.
The peaceful coexistence between Sleepless City and humans has almost never been broken, after Cheng Xi succeeded to the throne. No one had ever thought that the point that broke the peace would be a girl.
But is it really true that no one knows this? What I heard at Wang's house that day didn't seem to be the case.
Concept: The passing of one person is the beginning of another story