A son who went on a孝行 trip with his plump mother. Drawn to the liberating feeling of their destination, they ended up in an open-air hot spring together... Seeing his grown-up child after so long. The mother can't help but get aroused by her son's sturdy member!(VNDS－3055) What was supposed to be a trip with his wife, mother-in-law, and himself turned into a trip with just him and his mother-in-law due to his wife's inability to go. After being rejected from the previously booked accommodation, they searched for a hotel with vacancies and ended up at a love hotel...(OFKU－014) Full recording!
