Recently, Mio and her husband are feeling the decline in physical strength. Her night life had also faded. Mio started her light exercise and stretching to try to build her strength. As she stretches she sees her son in her hallway. Mio called her son over to do some stretching. My son gets an erection when he sees his mom bouncing on a balance ball. Mio has noticed her son has an erection. That night, Mio, whose son's erection is haunting her, masturbates in the kitchen. Her son saw it...
