Because the door between the demon world and the human world has been opened, due to changes in the magnetic field or the concentration of spiritual power in a certain place. Unconsciously, unclean things in the world began to gather in Xinlin University...
There are four people living in Room 404 of the boys' dormitory: a demon fox who was invited to deal with supernatural disputes, a principal pretending to be a student, the president of a supernatural club with psychic resistance, and... ||