Ernesto Santiago was the Special Agent in Charge (SAC) of the New York Division of the FBI. He was Dominique DiPierro's superior officer and in charge of the investigation of the 5/9 hack. He was secretly also a Dark Army mole, as he hinders the FBI in the 5/9 investigation, pushing it to target the members of fsociety and away from the Dark Army's plot for Stage 2. He was played by Omar Metwally.

Community content is available under CC-BY-SA unless otherwise noted.