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. Sarah Mackenzie, and together they do what needs to be done to find the truth.

Innocent people are brutally killed on the streets of New York by a uniformed police officer. A young cop, Jack Forrest, finds himself marked as the chief suspect after his wife is murdered.