The ultimate selfish masochistic sex act of a tomboyish, unsophisticated girl - Mizutani Rimi RKI-635

This is a seemingly ordinary girl with short hair and a boyish demeanor. But in reality, she's a genius pervert with intense sadistic tendencies. She genuinely orgasms whenever penetrated. Her vagina is incredibly sensitive. "I can't take it anymore, please let me orgasm!" This selfish girl who loves SM sex is born! Despite her innocent and charming appearance, she's a true pervert! Now she will reveal her true nature and graduate from the ranks of model students! Now she's a woman who craves penises!