A mansion where men sublimate in expensive gambling. A woman goes there. The name is called "Nao". A premium prostitute is called to buy fun for Ozawa, the owner of this mansion. After the party ended, Nao walked to Ozawa, who was alone with the ring on his left hand. The married woman. Ozawa did not show interest in such a woman, but gradually his body and mind were seduced by the sharp eyes and the obscene provocation emanating from Na's porn. Without knowing that it is a "revenge scenario" of a woman ..