Three Schoolgirls’ Erotic Activity Log

The three girls Ayano, Shion and Yukiko are members of the occult club. They are always searching for mysteries around the school.
One day, when the three girls were bored, they heard about the rumor “Hanako of the toilet” and started an investigation.
They gradually started to hear of a lot more strange rumors around the school
and they slowly started to get caught up in those strange rumors themselves…​