The feeling of loneliness, boredom, especially the desire to satisfy the physical needs whenever there is a need is the concern of women living far from their husbands, and Satsuki is no exception. Her husband's long absence for work has caused their relationship to fade, providing a good opportunity for the single neighbor next door. Understanding this psychology, it is not difficult for him to easily court the wife. Now, in this young couple's home, there is always the presence of a man, even when the husband is away, it is the presence of the neighbor ready to appear whenever the wife feels the desire for a relationship.