Mrs Sakakibara, the newly appointed school nurse, has more to do than just nurse duties. Her duties include getting male students to provide "genetic samples" to combat the population problem. Only the top students are allowed to engage in condom-strapped sex in the name of ejaculation support. All the underclassmen can do is fantasize about what's behind the nurse's door and get carried away... Meanwhile, a video of the teacher's sex tape is released. What is the scene taking place in the nurse's office?