ROE-381 When I went home, my grandfather and mother were having an affair. The incident I witnessed that day turned me into a lifelong 「MILF lover」―. Seto Reiko

As I'm a working adult in Tokyo, I took advantage of my days off to return to my parents' house for the first time in a while.My parents and grandfather live in my family.My grandmother passed away a while ago, and my mother is caring for my grandfather, who has become depressed and half-bedridden.My father is indifferent to his family and just drink.One night, a strange voice came from my grandfather's room.Has a dog in heat got in?That's the voice.I was curious, so I quietly opened the shoji screen.Then... in the room, I saw a mother in the room, sucking her breasts and stroking her grandfather's cock happily...