Synopsis

The story revolves around Tsuyuki, who is looking for a club to join at a certain high school. He happens to see the Occult Research Club and heads there, where he meets the club’s president, Kato, who forces him to join in solving the seven mysteries of the high school. Fujii, whom Tsuyuki has a crush on, also joins them by chance, and the three of them solve the mysteries one by one, but Kato has a big secret that he cannot tell anyone… and so the story unfolds.