Reid came back to Gotham after getting her graduate degree in Metropolis. Her goal had always been to join the GCPD, like her uncle, to help people the way he had helped her. In her time there, as the forensic psychologist, Reid sees bad things go down in Gotham with a front row seat. From her back office she slowly watches herself spiral downwards. [starts pre-season 1] Nygma/OC