Director Kriv Stenders' war drama revolves around the Battle of Long Tan, 1966, which involved the Viet Cong and the People's Army of Vietnam's confrontation with the 1st Australian Task Force. Travis Fimmel plays Major Harry Smith, the leader of a unit of 108 inexperienced Australian and New Zealand soldiers. As the enemy closes in and their ammunition runs out, they muster the courage and fortitude to survive increasingly dire odds.