Miki has been married for 20 years and runs a small company with her husband. She hasn't had sex with her husband for years and is starting to lose confidence as a woman. One day, she goes to dinner with her son's best friend, Shinji, who cares about her. After drinking, the two get tipsy and hold hands and head to a hotel... Shinji pushes Miki down on the bed. Miki is embarrassed and asks, "Are you sure you're okay with an old lady like me?" But her body, which has been neglected for a long time, is ignited and her forgotten desires run wild...