Husband Shuichi quit his job, returned to Shuichi's parents' house, Kasumi couple who decided to live. Her husband was drinking without looking for a new job, and his wife, Kaho, felt lonely. Her father-in-law Toru kindly accepted such Kaho. Gradually, she spends more time with Toru than with her husband, and Kaho begins to like Toru. And, as if to resist Shuichi, who is not interested, Kaho reveals her beautiful body with seductive eyes and seeks Toru...