Inheriting her parents' family home and living together without children, Saki lives happily while humbly supporting her salaryman husband. One summer day, while doing housework, a strange man suddenly barged in and robbed her. Despite her fear, Saki realizes that the man is Kyosuke, her husband's brother. Black money debt, company fired… Because you were desperate, you ran back here to take my property and raped me to force me to give him some money to pay off the debt.