Although he was old and weak, this could not stop the lustful nature inside Suzuhara's grandfather. There have been many times when he has peeked at his young granddaughter masturbating, then going into the room to steal her underwear and sniff it. That was the day the fever reached its peak and at the same time knew that her innocent niece was adolescent, curious about sex, so the grandfather decided to solicit her love. With beautiful words and actions, it is not difficult for the grandson to easily accept to have sex with his grandfather. And since then, the two have been involved in incest like young couples.