After being rejected by his girlfriend, the man learns that a hostess at a bar has suddenly gone missing without notice. On top of that, he receives information that a former student is engaging in wild relationships. The situation grows increasingly tense. To uncover the truth behind suspicious girls' affairs and misconduct, he launches a thorough investigation to strip away the innocent facade amateur girls pretend to have and expose their true nature—closing in on the disturbing truth behind these eerie incidents.