Uniform Mazo Volunteer, post-school and extracurricular training, Mitaka ARIMA

Arima Mitaka, first tight-knitted work! An innocent body that is tied and squeezed up! The series of choritsu (concerns) finishes Mitaka as a masochist. "Three months after I moved to school, I got used to my class but every day was refreshing. My jealousy that my classmates can't tell if I'm doing it or a pervert. Every day to look at SM-based porn comics and self-bound masturbation. One day I found a homeroom teacher who went to the SM club. i was interested in teacher sm... Mitaka asks the teacher. please train me.