The story follows (Gene Hackman), an honest soldier tasked with escorting a military prisoner, Thomas Boyette (Tommy Lee Jones), from West Berlin to the United States.

The film explores Cold War paranoia and the concept of the "military-industrial complex"—specifically how certain factions might prefer perpetual war over peace to maintain their power.

The plot involves high-ranking military officials from both the US and the USSR who intend to "kill the white dove"—a metaphor for sabotaging an upcoming nuclear disarmament treaty by assassinating a world leader. Critical Analysis