The story is about a poor wife, that is Riri Hosho, who thought that she could marry a husband who worked as a park employee, her job would be stable, her life would be happy. Who would have thought that one of the worst days of her life would come when her husband's creditors came to her house to collect the debt. They were gangsters. If they didn't pay them, they would kill her husband. But after seeing the debtor's beautiful wife, they thought of another way to repay the debt: Riri had to become their sex slave. The weak husband doesn't know what to do but watch his wife being fucked by others.
