Nao, a female teacher, is serious and well-liked by students and teachers at school, but in fact she is a lecherous fantasy masturbator. When she returns home, she fantasizes about playing with her male colleagues and students, and masturbates every day. Eventually, her fantasies become reality. She was forced to perform Nakadashi with her students in her own home. Her fellow teachers also join in, and she performs 20 consecutive Nakadashi!
