Ai, a third-year science student at a private school, helps a boy who is being bullied. From that day on, she will receive many notes in her class that say, "I'll rape you." As soon as her homeroom teacher left early and became self-study, another memo... Ai who ran out of her classroom unbearably is kidnapped and raped by three masked boys in a warehouse and her picture is taken. The next day, she was called to the infirmary with a rape photo and a memo, and she was attacked by two boys with an electric massage machine and deep throat. When Ai returns to her classroom, she is trapped there and she is raped again as her whole class looks on.
