After a drinking party, Ota is invited to his boss's house. He meets his boss's wife, Reiko, and is captivated by her. One day, Ota is asked to repair his boss's PC at home, and by chance ends up alone with Reiko. When he finishes the repair and calls out to her, she is dozing off. Ota, a young man brimming with sexual desire, can't help but grope Reiko's body, seeing how vulnerable she is. When Reiko wakes up, Ota tries to run away in a panic, but she presses her lips against his, saying, "I'm an old lady, are you sure you want to be with me?"