Aoi Kururugi debut! Nene, a serious female college student, is a private tutor who teaches Aoi, a student who has failed the entrance exams. Although she is nervous about being a private tutor for the first time in a while, she tries to teach him diligently, but Aoi, who has no motivation, is not able to concentrate on the lesson at all, which is a problem. When Nene asks, "Is there anything you're interested in?"Aoi points at Nene's big breasts with pure Hitomi... The serious busty private tutor is trained as a lesbian by her student, and the roles are reversed in a lesbian relationship that escalates...!