Set in the near future in a colony of state-of-the-art humanoid robots. When its creator's daughter goes missing, he hires private investigator David Carmichael, 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, uncovering a crime that leads them to question the origins of Zone 414 and the true purpose behind the City of Robots.