After returning home for the first time in a while, Miki and her daughter's family happily reunite with laughter and lively conversation. During the gathering, Miki accidentally spills some snacks and quickly ducks under the table to clean up. That's when she suddenly notices her son-in-law's crotch. Her eyes are instantly glued to the sight. Despite her racing heart, the conversation naturally leads to Miki offering to give her son-in-law a massage, leaving her spending the entire evening close to him. When her husband leaves the house, her daughter follows soon after, leaving Miki alone with her son-in-law. He appears exhausted and soon falls asleep. As Miki reaches over to cover him with a light blanket, he rolls over in his sleep—revealing his large crotch once again. Unable to look away, her desire slowly builds until, before she realizes what she's doing, she's taken his member deep into her mouth, stuffing it fully into her cheeks...