"Ahh, everyone is too serious to do anything... I know! I'll make them disrupt the discipline?" Arina, who became a disciplinary committee member, disrupts order herself! In the classroom, library, nurse's office... Arina, who loves naughty pranks, seduces men with panty shots and manchira everywhere in the school! She rolls up her uniform, which suits her so well, and enjoys exciting sex situations where she has to hold back her voice so that others don't find out!