Monami is a young, righteous, and enthusiastic teacher trainee. One night, she helps a male student who is being bullied on her way home from work, and learns that a senior teacher is involved in the bullying. - She pursued a senior teacher, but on the contrary, when her sense of justice was taken advantage of and her weakness was grasped, she was raped in front of a student who was being bullied by devouring her plump huge breasts. In addition, the senior teacher calls the students, and Monami is circled with huge breasts and her body and her reason collapses.