Satsuki, who lives with her daughter and son-in-law, has been trying hard to ensure they can live together harmoniously. However, she is distressed by her daughter's increasingly harsh behavior towards the son-in-law. Today, just a small compliment from the son-in-law about Satsuki's home-cooked meal made her daughter sullen, creating an awkward atmosphere. Late at night, when Satsuki went to the kitchen, she found her son-in-law sitting there looking dejected. When she asked him what was wrong, he revealed that he had something more troubling than just the food. Though reluctant to speak, he finally confessed that he and his wife were not having sex. Determined, Satsuki said, 'I'm sorry, but just for today, let me take care of you.' She began stroking and licking her son-in-law's crotch. A few days later, Satsuki asked her daughter why they weren't having children, but the question was skillfully evaded. The son-in-law couldn't forget Satsuki's body and came to her even when his wife was present. 'No, that time was special,' Satsuki started to say, but her words were silenced by a kiss as he began to fondle her body. Though she resisted verbally, her body responded, slightly soiling her underwear. As her son-in-law began to open her up and she felt him about to enter her, her daughter called out to him. Satsuki sighed in relief but realized that she was not fully satisfied and still felt a lingering emptiness...
