"Always, I've played the role of the serious, virtuous, and gentle good wife... but in truth..." Rieko, a housewife married for over ten years, is known throughout the neighborhood as a hardworking and beautiful wife. However, in her marriage, she's been living without sex for a long time. It's not that they're on bad terms—it's just that, given her husband's age, she feels there's little chance their marital relationship will continue sexually. Then one day, while talking with a young delivery service worker at her doorstep, Rieko is suddenly confessed to by the young man, who passionately desires her burning body...!