Izumi Shinji is the only male student at the Promiscuum Academy, which naturally fears that opening its doors to co-ed students could lead to sexual impropriety among students! Sakurai Hana is the hall monitor placed on S.L.U.T duty, proactively relieving Izumi’s desires before he takes them out on any other students! Will the relationship between Sakurai and Izumi stay strictly professional, or will it turn into something more…?!