The husband, Seiji, works at a bank and lives with his wife, Yuki, in a company dormitory, enjoying a happy life together. Yuki heard that the wife of her husband's boss, Section Chief Tazoe, was hospitalized for an extended period, so she started helping with laundry, cleaning, and cooking. The kind-hearted and beautiful Yuki caught the eye of Tazoe, who boldly entered the Sumaki household while Seiji was away. Tazoe suspected that Seiji was embezzling money from the bank and used this to blackmail Yuki…
