After six years of marriage, naive Saki wholeheartedly supports her husband Kosuke. Seeing that her husband was struggling every day to raise cash for the company, which was in dire straits due to the impact of the Corona epidemic, Saki offered to petition for help from the estranged landowner and father-in-law of the Kaneman family. . Kosuke hesitated because he hated his greedy father and left home, but the two of them reluctantly went to his parents' house. His father-in-law, Katsuji, who welcomed him, readily agreed to provide financial support, but behind it was an evil intention … “The collateral for my husband's debt is my body”