JUY-398 Yuko Shiraki, a mother-in-law who mistook a super-powerful aphrodisiac secretly obtained by her husband for a stomach medicine to relieve sexlessness, drank it.

Yuko, who remarried six months ago, is worried about her relationship with her adolescent stepson. - Unaware of such a thing, her husband was dissatisfied with the lack of activities at night and planned to obtain a super-powerful aphrodisiac and give it to Yuko. - However, in the afternoon when her husband is not around, Yuko falls ill and drinks an aphrodisiac, probably mistaking it for stomach medicine. - Yuko desperately tries to do housework despite feeling uncomfortable with her hot, flushed body, but there is no way she can resist the effects of a super-powerful aphrodisiac that can make any tuna woman sensitive.