From the day I crossed the line with my students, I was assaulted every day after school at an SM love hotel… (Mochizuki Hitomi MEYD-815)

Hitomi has been a teacher for five years and lives a happy life with her husband. However, a worry lingers in her mind—Iijima, a child who refuses to attend school. Desperate to get him back to school, Hitomi goes to Iijima's house. But what she finds is a dilapidated and abandoned room. It turns out Iijima harbors a mad mind, and that very night, Hitomi is raped... The next day, after being threatened by Iijima, she is taken to an SM-themed sex hotel. But at that time, Hitomi is still unaware of the masochistic tendencies hidden deep within her...