Yuki, a wife who lives in the company housing of the bank where her husband Seiji works and lives a happy life with two couples. Yuki, who heard that her husband's boss, Mr. Tabuchi's wife, who lives next door, was in the hospital for a long time, began to take care of washing, cleaning, and eating. Tabuchi, who noticed such a gentle and beautiful Yuki, came up to the Natsume family in a gap without a seiji. Yuki is threatened with suspicion that Seiji is dressed in bank money.