If we were to talk about the type of building with the most striking contrast between day and night, schools would certainly be at the top of the list.
Schools are bustling and lively during the day, filled with teachers and students, especially during self-study periods, morning exercises, and at the start and end of the school day, where at a glance, it's crowded with people; but at night, schools become eerie, lonely, as cold and quiet as graves, with only the security guard's room lit up—it's a completely different atmosphere.
Jinjiang City No. 15 Middle School was no exception.
Students at any school may have heard about the supernatural rumors concerning their own school.
The most common is that the school itself is situated on a haunted site: perhaps it was once a cemetery that had been filled in, or an abandoned construction site where accidents happened, or a factory that had experienced a fire...