Four high school girls get pleasure from exposing themselves in school... but one day, they are seen exposing themselves by other students... Despite their feelings of confusion, their bodies heat up with the shame of being found out! "...No way! I-I'm found out...I'm found out (Joaaah)!" Just by being seen, their bodies convulse violently and they urinate in large quantities, making ahegao faces! They reach a climax with shame!