tight! 3 Schoolgirls: A girl in a uniform who has been imprisoned by the Confucianism and Constraint

It is a summer and evening that makes Nakasawa, a teacher who works as a homeroom teacher. However, Nakasawa was not satisfied with normal sex. In the evening and summer, she was entrusted to her teacher Arisue no kata to become a woman of her own taste, and she was subjected to embarrassment and brutality.