[Mosaic removal] Saiharu who arranged an arranged marriage with the son (Katsutada) of the parent company president (Tadashi) of a small building company run by his real father.Her greedy and woman-loving Tadashi noticed her Saishun at a certain meeting and succeeded in getting her to marry his son.Tadashi began to show her true nature while living with Saiharu.In addition to making up that Saiharu is having an affair with another man, he puts pressure on Saiharu's father to force Saiharu into a situation where she has no escape.