It's been half a year since I married the man who was my boss. Yukari used to have a good relationship with her husband's stepchild, Akira, but over the past few days she has started to feel uneasy. Just then, Yukari's fears come true. A man who calls himself ``Osawa'' visits Yukari's house and hands her an envelope. Inside the envelope are photos of her husband and her affair before they got married. A few days later, Osawa visits Yukari again and rapes her body, which she doesn't like, and Akira sees her doing it...