Natsumi and Nami post a message on a "dating" website. They immediately receive a response, and agree to meet the boy, who turns out to be a middle-aged man. Natsumi is later called out alone by the man, who then kidnaps her.
高校にも落ち、正臣(佐々木和徳)に振られて傷心の奈津美(谷口響子)は、当てつけに長谷川奈美(中村友美)と出会い系サイトに伝言を残すと、すぐに返事があり…。