A series where girls who wore gym shorts during their student days confess their past erotic acts. This time it's Nami-chan, who has a body that suits gym shorts. She didn't wear gym shorts in class but did when she was on the volleyball team. She says that during practice, her gym shorts often dug into her butt. As she recounts the erotic acts she secretly performed while wearing gym shorts, she becomes engrossed in the gym shorts play.
