In mid-1960s, groups of American paratroopers arrive at a Hmong village near the Vietnam-Laos border. Among the troops are former villagers who collaborated with the French; having returned home , they seek to win over the village’s support.

As the Americans embark on a total mission to extinguish the rebels at Củ Chi, one of their South Vietnamese officer starts to reflect on his role in the imminent bloodshed.