SVDVD-400 Female teacher Nagase Ryoko became the advisor of the raw creampie sex treatment department

Nagase Ryoko, a newly appointed female teacher at a boys' school, accidentally discovers bullying in action. She tries to warn the boys, but ends up getting raped by the boys instead. They take photos and try to keep quiet... And before she knows it, Ryoko's abuse is spreading throughout the school. She's given the title of "sexual treatment unit advisor," and even her male colleagues and the students in her class are cumming inside her!