Amamiya Gakuen, a secret pleasure garden prohibited to men, is the site of a investigator's disappearance. What has happened to her? Her friend Yumi, has sent someone to find out. Inside of the ALL-GIRLS high school, lies a variety of voluptuous leasures. Everyone is indulging in not only lesbian pleasures, but all sorts of other temptations. Yet there lies a horrific secret hidden behind Amamiya Gakuen's walls...

[Edited from ErogeShop]