Katei Kyoushi x Saimin 2

Katei Kyoushi x Saimin 2 is an adaptation of the visual novel of the same name by POISON. The protagonist of the story is bullied by the Shinjo sisters, who were hired by his parents as tutors. The constant stress wore the guy out psychologically. One day Masato accidentally meets the owner of the secret club "Gentile Donna" Ootomo. The hypnotic device he borrowed there ends up using not only the heroines, but all the people associated with them.