When a cop kills a criminal's brother, his life is in more danger than ever before; Sam Ramirez must do what he can to put an end to criminal activity in his city, while avoiding being in the line of fire.

Iraq, 2004: during a routine sortie a US patrol is ambushed and the young soldiers are forced to put their training and skills into action fast. A determined foe with superior local knowledge, the Fedayeen insurgents soon draw them into close quarter combat and a desperate fight for survival.