Manami has started living with her father-in-law in order to take care of his elderly father-in-law. - However, my father-in-law's senility has progressed more than I expected, and he frequently causes trouble! - Manami accidentally swallows the erection pill that her impotent husband had hidden and screams, "My dick hurts!", and Manami is forced to give first aid with her hands and mouth... - At night, she bites into pickles and is kissed and cunnilingus, saying, "I'm thirsty! Manami-san, give me some water!" - Even though his father-in-law has lost his mind, Musco's liveliness does not subside, and he repeatedly lusts after Manami, who has a young and firm body! - Manami, who has been away for a long time, gradually becomes satisfied with her father-in-law's courtship...