After a family dinner, Mio begins drinking alone. Her pregnant daughter retires to bed early, leaving Mio alone with her son-in-law. They chat and drink together, seemingly enjoying each other's company. Suddenly, the son-in-law kisses Mio. Shocked, she pushes him away, and he quietly leaves, looking dejected. The next day, Mio’s memory is hazy from drinking too much. Her daughter scolds her about the dangers of excessive drinking and her need to stay healthy, then heads out for a medical checkup. Left alone with her son-in-law again, he approaches and asks, "You really don't remember?" When Mio insists she doesn't, he claims it was she who made the first move yesterday and kissed him, demanding she take responsibility. Panicked and overwhelmed, Mio is quickly stripped nearly naked and subjected to intense foreplay. She ends up taking his cock into her mouth. As it swells inside her, she becomes entranced by the sensation. Suddenly, his phone rings, and he leaves her behind as he rushes off to work. Mio touches her own wet pussy, shocked at how aroused she has become...