Rui is about to get married to her calm and gentle boyfriend. One day, she is targeted by Iguchi, a delinquent who is also a senior at school, and he breaks into her house. He rapes her! At that moment, Iguchi utters words that push Rui even further into despair. "Doing it normally is boring... how about we do it in the ass?" The man she hates more than anyone else rapes her anus, widens it, tortures her with a huge vibrator, forces her to masturbate in her anus, and does all sorts of abuse, including double penetration. However, before she knows it, the pain turns into pleasure...