A J-cup Female Teacher With A Body So Obscene That She Is Appointed As A Swimming Club Advisor Is Made To Wear A Swimming Suit That Exposes Her Cleavage, And Is Given Free Reign To Do Whatever She Likes With Her Body! Koki Momota

Mitsuki, who has been assigned to a new school, watches over the students as the swimming club advisor. She's beautiful with a great figure. A caring and popular teacher. One day, a student seriously confesses to her, and while flustered, she politely turns him down. This incident earns her the resentment of the students, who force her into a lewd competitive swimsuit and expose her breasts. During club activities, she's gang-raped by the poolside... The horny male students' cocks don't stop, and an endless gangbang relay begins!!