Violated by father-in-law... beautiful wife

Erina, a wife, has no choice but to move into her husband's parents' home after her husband, Nenichi, was fired from his company and discovered that he had a large amount of debt. Erina, who helps out with housework, falls under the influence of her father-in-law, Isao, who is the chairman of a company. Erina tries her best not to be kicked out. Isao's unreasonable and obscene demands gradually escalate. What will be the fate of the beautiful wife who becomes her father-in-law's sex slave? ?