'Kyoko' and her husband live with his father 'Tetsuo'. The father-in-law, who had lost his wife, envied seeing his son and daughter-in-law happy. He secretly lusted after her voluptuous body. Then, her husband went on a business trip and would be away from home for a while. Alone with 'Kyoko', the father-in-law could no longer hold back and attacked her...
