The face of war has changed. Enemy lines blur, and there is no longer a clear opponent. Following an insurgence in the heart of Mexico City, the U.S. Army's most elite Special Forces team is deployed to the center of the conflict to regain control of the city. Greatly outnumbered but fully equipped with the Integrated Warfighter System, this elite team is the first and last line of defense on the battlefield. They are the Quiet professionals. They are the Ghosts.