PTA President Kanako Iio discovers that her son is being bullied by the student council members, so she confronts the leader by barging into his house. However, an unexpected turn of events awaits her there. The leaders had spiked her tea with an aphrodisiac, and as her body heats up from the drug, she is quickly gang-raped. Photos taken during the assault become a powerful weapon for the students, who repeatedly use them to blackmail her, turning Kanako into their personal sex toy.