A girl is raped by her teacher. Her cop sister arrests him and he was brought to justice. But when he is certified as a mental patient, he is released from custody and the women are once again in danger.
补习教师丁长康，常有不正常之性幻想bbb一次康与学生在补习时，按捺不住将之强奸。康食髓知味，就连学生的姊妹也不放过。终於上得山多，就在康诱骗学生之时，被学生的姐姐Mad...
