Kaya’s body is now possessed by Amanojaku. Satsuki attempts to deal with this reality until she can get Kaya back to normal. At the school, the plumbing system malfunctions. This results in the students and faculty being forced to use the restroom at the old schoolhouse. Unfortunately for them, a new threat who asks whether one would like red or blue paper lurks within the lavatories. A teacher mysteriously disappears and the entire student body goes into panic because of it.   …