This perverted series features an old man vs. a beautiful woman, all passionately embracing and having sex. This time, Yukako Shinohara plays a wife who is worried about her husband's impotence, and gets advice from her elderly father-in-law on how to act more erotically to get her husband in the mood. However, when the wife makes erotic gestures, the father-in-law gets more excited than the husband, and the old man and wife cross the line and start having sex. The highlight of the story is watching the old man and wife, who are in love with each other, go all out!