VEC-169 My Mother's Best Friend Yu Kawakami

Yuu, who has been close to my mother for a long time, suddenly came to stay at our house. Usually a lively girl, she seemed a little lonely and there seemed to be some reason for this. Unable to find out more about her, I was in agony that night when I witnessed her masturbating. From then on, the image kept crossing my mind, and I began to see her as a woman...