Summer Wars

Kenji is a shy part-time moderator for OZ, the virtual world that shapes his daily life, until the handsome and popular Natsuki wants him to play her boyfriend. While he poses as her rich admirer to Natsuki's family, Kenji discovers that a rogue AI program has stolen his online identity. Kenji is then accused of hacking OZ and causing disasters in the real world. While the destruction in OZ causes chaos in Natsuki's family, Kenji must join forces with his new connections to prevent an impending cyber apocalypse.