On the first anniversary of her husband's death, a widow receives a visit from her late husband's friend, Hashimoto, who seeks comfort and ends up having sex with her. That same day, another visitor arrives—Fujiwara, who has come to collect the debt left behind by her husband. When the widow cannot repay, Fujiwara forcefully takes her as his mistress and demands that wealthy Hashimoto assume her debts. Under Fujiwara's orders, she is coerced into sex and drawn into a depraved orgy. The story portrays her inner turmoil and emotional transformation as she struggles to regain her footing amid these degrading circumstances.