Based on the hentai game by Tinker Bell. Shio Atsushi is a professor who will provide home class to two daughters of different families : Arisa and Maya. But it seems this won`t be only educationnal purpose since the two girls show interest to that man.
A tentacle monster that feeds on girl cum takes over schoolgirl Murasawa Itsuki , driving her to seduce and pleasure other cute schoolgirls. How long will they last before becoming nothing but slaves to the pleasure?