An alleged routine mission becomes for the US Marines Corporal Kapler and Lance Corporal Miller a fight for survival, when their unit is surprisingly fired at. During the attack, one soldier dies and a further member of the unit, Private Aikers, is taken hostage by the enemies. In this situation, the two soldiers find themselves alone, their humvee stolen, fifty miles from their home base and with limited supplies, in the midst of the Iraqi desert. When the bitter and battle-hardened Kapler, who was injured in the ambush, wants to return back to base and leave the captured Aikers behind, Miller convinces him that this is not an option. So the two different Marines go on a mission to save their comrade...