Nanaho, a wife whose nighttime marital life was centered around her husband and who had accumulated loneliness. One day, her husband brought his boss, Ozawa, home. Ozawa, who was single, secretly harbored affection for Nanaho, who was homely. Unaware of this, Nanaho agreed to teach Ozawa how to cook. However, Ozawa could no longer suppress his feelings and ended up lusting after Nanaho's body. Although Nanaho managed to escape the situation, her vagina was thoroughly wet and craving Ozawa. And when Ozawa came again...