Chizuru, who was the principal of a school, had a relationship with his teacher Tanaka, and after he finished his school duties, he found time and secretly shyed about matters. One day, as usual, Chizuru was enjoying a momentary affair with Tanaka and listened to him in his bed after he had finished. There are three virgins in Tanaka's class. Chizuru, who was interested in virginity students, slowly approached him and began to be fascinated when he found a virgin who was cleaning up after school the next day.