Documentary of Major Cases: the Timid Corpse Hider

In the first week of school at a certain university, members of a boys' dormitory disappeared collectively. When the teachers and students of the school pried open the door of the dormitory, they found the first corpse in the closet with a strong stench. The whole university is like a place where corpses hide and seek. When the police found the last body, they saw the murderer's arrogant and heart-rending message. "Guess where I am?" This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.