Married for 20 years, Eriko, the mother of two children, works as a supermarket cashier.One day, when she did a lot of shopping, she was helped by a young male clerk.She was moved by a young and strong man who was the exact opposite of her husband.She has been sexless with her husband for a long time, but her body is becoming more sensitive.She is caught by the craftsmen of the perishables department, the delivery company, and the store manager who has an adult sex appeal. .