A sex-controlling hole for students with excessive desires, trained to be obedient, like a urinal, featuring a beautiful, busty new female teacher named Kawai Nonoka (HBAD-480).

A public boys' school hires a young, busty female teacher to recruit students. When she realizes her body is becoming prey for the young men, she fights back but is bound and raped, suffering tormented pleasure. The female teacher becomes an obedient, fleshy vagina, forced to suckle and bathe in semen to satisfy the young men's lust, while her vagina is also deeply penetrated by a young man's penis.