A man who left his company and returned to his parents' home for the first time in several years. One day, his cousin came to his parents' home with his wife. Natsuo was surprised to see the wife he brought home. His cousin had always been dull, but now he has a beautiful wife with big breasts. That night, he peeked into their married life and found that the wife was not satisfied with their sex life. The man witnessed his frustrated wife masturbating...