Upon returning to my hometown, I discovered that my grandfather and mother were having an affair. What I witnessed that day forever turned me into a "mature woman fetishist." (Tomoda Maki ROE-487)

I lived in Tokyo, away from my hometown, and took advantage of a long-awaited vacation to return home. My parents and grandfather lived there. Since my grandmother passed away, my grandfather had been semi-paralyzed due to depression, and my mother was responsible for caring for him. My father had no interest in his family and was always busy working outside. Until one day, a strange sound came from my grandfather's room. It was definitely the moaning of a female in heat during orgasm. Curious, I quietly opened the shoji door, and there it was… in the room, my mother was being sucked on, her face filled with ecstasy as she stroked my grandfather's penis; she looked incredibly lewd…