Julia, a housewife, lives a peaceful life with her kind father-in-law, but she has no sex with her husband and her body is at a loss... Worried about this, her husband secretly buys an aphrodisiac, but Julia and her father-in-law accidentally drink the tea mixed with the aphrodisiac. Their bodies get hot, their skin gets sweaty, and their uteruses ache. The two are swept away by the lewd atmosphere, and they have a passionate creampie sex session, intensely releasing their desires into each other. Their virility doesn't subside, and they have sex like monkeys to comfort each other. Their bodies have learned the pleasure of the aphrodisiac, and they do it over and over again while her husband is away...