Set in the near future, Zone 414 is a colony of a state-of-the-art humanoid robots. When its creator's rebellious daughter goes missing, he hires the rugged private investigator, David Carmichael (Guy Pearce) to bring her home. David teams up with Jane, a highly advanced and self-aware A.I., to track down the missing daughter. Moving through the dangerous iron jungle, they rapidly piece together the mystery, but uncover a crime that leads them to question the origins of Zone 414 and the true purpose behind the 'City of Robots'.