At her former school, she was a teaching intern who was gang-raped by male students as a teaching material for female physical education. (REAL-879)

Aya returns to her alma mater as a teaching intern. She teaches her students gently, sometimes strictly. "Starting today, we will begin female body practice." She is suddenly informed of this unfamiliar internship content. This school has introduced a "female body practice" course that uses the bodies of teaching interns as teaching materials to learn about female anatomy… The nightmare course, where the pure penises of virgin students continue to torment her, has begun…