Shuuichi is a new history teacher at Mitarai. The story begins as he is suddenly put in charge of the school's mystery club. The club used to be called the occult research club but was forced to downsize because of numerous scandals.

Shuuichi feels something is fishy about the club and regrets being called as the advisor as he starts hearing rumors. The vice principal also threatens Shuuichi that if something bad happens, he must take full responsibility! Shuuichi feels extremely uneasy about his career. One day, a student shows up and tells that she has a request to the club...

This is a slapstick comedy of problematic students and a new teacher, who struggles to gets his normal life back. This game is an orthodox adventure game, however, the first and latter parts have completely different stories. In the first half, the player tries to get close to girls. Later on, you choose one of the girl characters and explore a story, which is tailored to each specific character.

[From Gamelex]