A highly educated female doctor who was brought up with a refined and cherished attitude. What happens when this superior woman witnesses a down-to-earth nurse masturbating? On the surface, she despises it as a vulgar act, but in reality, she just can't help wanting to do it! The more she tries to suppress her lewd desires, the more they accelerate, and once she gets going, she performs a vulgar masturbation more greedily than anyone else! She even accelerates into lesbian action in one go!