Married woman Ai witnesses the appearance of her neighbor Ogawa wiping her body naked. At the moment when her eyes are stolen by her thick, drooping penis, her eyes meet and Ai runs away. Furthermore, the next day, Ai, who started masturbating because of her frustration, witnessed her foolery in Ogawa. Ai explains her circumstances to Ogawa, who ran away. The two open up and close the distance. The two, who were never supposed to meet, will have a violent affair after witnessing this masturbation.
