[Reducing Mosaic]FNS-199 During preparations for the cultural festival, fooling around with classmates. The rope marks from being tied up as a prank triggered my masochistic switch—after enduring the writhing hips and holding back moans, I awakened as a masochistic pet. F

Film Introduction

While preparing for the school festival, she tied up her classmate Rin's hands as a prank, and her hidden M switch turned on.She gets her underwear wet and feels pleasure from the rope digging in and the feeling of being restrained.From there, the two engage in secret SM play all over the place - "I can't tell anyone" classmate sex.