Having left my hometown and living in Tokyo, I returned to my parents' home for the first time in a long while on vacation.My parents and grandfather live at home.After my grandmother passed away, my mother is caring for my grandfather, who is depressed and half bedridden.My father has no interest in family life and spends all his time going out.One day, a strange voice came from my grandfather's room.That was the unmistakable roar of a female.Curious, I quietly opened the shoji screen.Then...in the room, there was a very vulgar image of my mother, who was having her breasts sucked and seemed to be loving my grandfather's cock...
