A mansion is where men make their precious gambles. A woman came there. The name he was called was "Nao." A high-class prostitute who was called to treat Ozawa, the owner of this mansion. The banquet has ended, and Nao walks towards Ozawa, who has now become alone, and there is a ring in his left hand. She's a married woman. Ozawa doesn't show any interest in such women, but gradually he becomes captivated by Nao's sharp gaze and the lewd provocation released from his obscene body. Without realizing that this was the "scenario of revenge" of a woman...