VOL.1: "A girl who can't resist touching her ass on a school bus has her erection flap gripped."

A frail female student who is afraid of touching her butt and can not make a voice. This is a typical predominant student type, which is the exact opposite of female schoolgirls with strong self-assertion. You can only aim at mature girls and let them hold the incidence chipo to enjoy a whimsical reaction!