다음 중:A single-parent familys life improves after the mothers remarriage. However, her new father, Kazuo, is a very naughty man, and his daughter, Aiko, is often peeped in the bathroom. At night, they have sex like beasts, and Aikos mother Keikos moans trouble her ears. Perhaps in order to get rid of those days, Aiko begins a relationship with her teacher, Ando, ​​and they begin a violent affair. It seemed as if it was aimed at Kazuo and Keiko... However, that day, Kazuo came home in the middle of the incident...