Intense love between student and teacher. Ema Futaba was rejected by her parents and she is feeling very sad. She went to school and saw her teacher being bullied by a group of rude students. She sympathized with the teacher and intervened, then they went to the teacher's house together because he was also injured and needed help from Ema Futaba. They begin to develop feelings, something that is considered taboo. They made love and were extremely happy with it.