She is the super popular swim team ace at school. I am always a substitute... But she is different from her appearance, doing masturbation at school! I witnessed the scene and grabbed her weakness, but she forced me to masturbate, and she was very excited to see a real cock for the first time! From that day on, I was called to the empty clubroom every day, and she rubbed my erect cock against her crotch through her swimsuit...