Kenji, a shy moderator of the OZ platform, a virtual world interwoven with everyday life, receives a proposition from the beautiful and popular Natsuki, who asks him to pretend to be her boyfriend. While posing as a wealthy suitor for her family, Kenji discovers that a rogue AI has stolen his online identity, and Kenji is accused of hacking into OZ and causing real-world disasters. The destruction in OZ plunges Natsuki's family into chaos, and Kenji must take advantage.