SDDE-345 The shame of being exposed turns into intense pleasure, causing convulsions, incontinence, and climax for a school girl who does barreiki [SENZ UNIT 3rd work]

Four high school girls find pleasure in exposing themselves in school... However, for some reason, other students see them exposing themselves... Contrary to their upset feelings, the shame of having exposed themselves makes them tremble to the core. - is getting hotter! - "...Liar! I'm going to find out... I'm going to find out (Jowar!)" Just by being seen, my body goes into violent convulsions and I incontinence a lot! I'm so embarrassed that I reach my climax!