It's 1968, and Vietnam War Army Sergeants Ian Alexander and John Reese heroically lead their squad in a desperate attempt to survive and complete a CIA Phoenix mission after their platoon was overrun by NVA forces. Just prior to the Tet Offensive, the squad - Rangers Alexander and Reese, who are also exploring and fighting their own identities and attraction to each other, along with Doc, Thumper, Burd, and their disturbed Captain Henrick prep to kidnap a Viet Cong Leader.