Madonna - Step-Mother and Son: The Step-Mother, Shiraki Yuko, Accidentally Drinks an Extremely Potent Aphrodisiac Her Husband Secretly Obtained to Solve Their Sexless Marriage
Six months ago, Yuko remarried, but she's been struggling with her relationship with her teenage stepson. Unaware of her troubles, her husband grows dissatisfied with their lack of intimacy and devises a plan to slip her an extremely potent aphrodisiac. However, one afternoon while her husband is away, Yuko falls ill and accidentally ingests the aphrodisiac, mistaking it for stomach medicine. Though she tries desperately to carry on with her housework, discomfort and rising body heat overwhelm her. Powerless against the drug's intense effects, her consciousness gradually slips into hazy arousal.