Two years after losing his admired older brother in an accident, a man visits his sister-in-law Honoka for the memorial. The other relatives have already left, leaving him alone with his brother's beautiful young widow. When she quietly remarks that her husband was cruel to leave a wife in her prime behind, her fragile sadness and forbidden sensuality overwhelm him. He knows desiring his late brother's beloved wife is wrong, yet he cannot stop himself from becoming aroused.