My mother, who is having a hard time dealing with my rebellious behavior, decides to call my aunt Yumika. Yumika has Ke'ai since I was little, and she is the person in the world I can least defy. But just because Yumika tells me to, it doesn't mean my frustration will go away. I rebel against Yumika, and while I'm taking a bath alone, she suddenly comes in. Her beautiful tits and ass make my cock hard, and she starts stroking it with her skilled, naughty hands...