A seasoned U.S. Army Special Forces officer, Colonel Mike Kirby, is tasked with leading an elite group of Green Berets on a dangerous mission during the Vietnam War. The objective is to establish and defend a strategic base camp, which becomes a focal point of intense fighting. Kirby and his diverse team of soldiers, including the skeptical war correspondent George Beckworth, face numerous challenges both from the terrain and the persistent Viet Cong forces. The soldiers are portrayed dealing with guerrilla warfare, navigating through the dense jungle, and encountering various obstacles that test their resolve and camaraderie.

Meanwhile, the narrative also delves into the personal dimensions and tribulations of the soldiers, capturing moments of bravery, sacrifice, and the heavy toll of the conflict. As the mission progresses, Beckworth's perspective shifts as he witnesses the harsh realities of war and the courage of the Green Berets. Tensions rise as the team maneuvers to complete their mission amidst dwindling supplies and increasing enemy pressure. The story builds towards the inevitable confrontation, highlighting the heroism and complexities that mark the lives of the soldiers in Vietnam.