ROE-452 · When I Returned Home, My Grandfather and Mother Were Having Sex. The Event I Witnessed That Day Turned Me Into a Lifelong "Mature Woman Lover." Reika Toyota

I'm working in Tokyo, and I came home to my parents' house for the first time in a while using my vacation. My parents and grandfather live in the house. My grandmother passed away, and my mother is taking care of my grandfather, who is depressed and half bedridden. My father isn't interested in the family and is always out. One day, a strange sound leaked from my grandfather's room. It sounded like a very exaggerated beast's roar. Curious, I quietly opened the shoji screen. Then... inside the room, there was my mother, moaning while being suckled by my grandfather, and my grandfather lovingly playing with his dick...