Mr. Nonose has a calm personality but is erotically greedy. Maybe it's just her constitution, but she loves masturbation because her pussy gets wet just by spending time with her. One day, she is masturbating at home and her mother is about to catch her and she gets excited. She wants to experience this pounding even more, so after school she exposes herself completely naked in the empty school and starts masturbating in the classroom. One night, she is naked in her classroom when her classmate comes into her classroom and tries to steal her girls' gym clothes. The two, who have each other's weakness, decide to wander around naked at night at the school and have sex naked...