Description
The present she received from her friend was a vibrator! Although she is very shy, the younger sister is more interested in sex than most people, so she can't suppress Kokoro and inserts the vibrator! It's her first time masturbating with a vibrator, and she masturbates every day! The pleasure of the vibrator and her fantasies make her cum over and over again! However, as her desire for sex grows, the younger sister is no longer satisfied with the vibrator and asks for her brother's real dick...