My homeroom teacher, Mr. Suzuki, asks, "Why did you forget your homework again?" Shy and quiet after-school club member "Komori Nachi" stays silent, unable to answer. The teacher declares, "Then I guess it can't be helped if I violate your backside," and slowly begins stretching her untouched anal hole. The sensation spreads with an audible, tearing sound. Even after an enema, she inexplicably ends up leaking urine. "Wetting yourself? That's something a baby would do," the teacher taunts, leaving Nachi even more defenseless. Completely unable to resist, she surrenders to her teacher's every desire. #chinP