Aiwa spends his days endlessly obsessing over Kozue, the girl he knows he can never have. To take his mind off of her, Aiwa bought a little something special to ease those lonely nights. Unfortunately, his order took so long to arrive that he forgot about it!When the package finally arrives, Aiwa discovers that technology is a little better than he bargained for. Packed inside is a female robot named Satomi. Not only is she loyal, pure-hearted and cheerful, but she's also utterly and totally insatiable when it comes to sex!It doesn't take long for Aiwa to learn just how good Satomi is, but even as perfect as she is, he still finds himself dreaming of Kozue. Of course, Aiwa's not above a little of practice until the day he can finally score with the girl of his dreams. Now all he's got to do is to find the off button before Kozue comes over!