Harmon "Harm" Rabb Jr. is a former pilot turned lawyer working for the military's JAG (Judge Advocate General) division, the elite legal wing of officers that prosecutes and defends those accused of military-related crimes. He works closely with Lt. Col. Saraj Mackenzie, and together they do what needs to be done to find the truth. After an initial season on NBC, which canceled the show, "JAG" moved to CBS, where it saw success for another nine seasons.