Maki, a housekeeper, comes to the Tabuchi household. Tabuchi sneaks a peek at Maki as she concentrates on the housework, and his fantasies grow. He starts to trick her into doing something naughty. He makes her clean with a vibrator and attacks her with an electric massager... While he is enjoying Maki's body, a thief wanders in and they start a threesome. Maki writhes in agony as the men thrust into her violently.