On the eve of her husband's first death anniversary, Yoshiko finds herself completely dependent on her brother-in-law. Drawn in by his attentive care and enveloped in his warmth, she begins to lose herself in his presence. But the day comes when she discovers his true intentions. Through her brother-in-law's actions, the widow's body is desired, her heart and soul gradually taken. Intimate acts designed to ignite her deepest desires grow increasingly intense. Amidst it all, she begins to question her own feelings. Is this relationship with her brother-in-law truly right, or is there another path she could take? The answer lies hidden deep within her heart.