Going After Cacciato

The novel's three interwoven strands — the fantastical cross-continental pursuit of the deserter Cacciato, the brutal 'observation post' present in which Paul Berlin stands a single night's guard duty, and flashback chapters recounting the platoon's actual combat experience — reveal by the end that the Cacciato-chase chapters are Berlin's own extended, sustained fantasy, imagined in real time during that one guard shift, which reframes the entire 'plot' not as magical realism happening to the characters but as a specific, traceable act of a traumatized mind trying to invent an exit that doesn't exist.

O'Brien uses the fantasy's escalating implausibility — Berlin's platoon literally tunnels through the earth to escape Laotian captors, a diplomatic love story develops with the refugee Sarkin Aung Wan, the group strolls into Paris cafés discussing the ethics of the very desertion Berlin is fantasizing — not as whimsy but as an index of how badly Berlin needs the fantasy to keep expanding: real trauma (the deaths of Billy Boy Watkins, killed by pure fright rather than enemy fire, and Frenchie Tucker, shot searching a tunnel) keeps intruding into the daydream precisely because imagination, however elaborate, can't actually outrun what it's built to escape.

Sarkin Aung Wan's late argument that Berlin should simply choose to let the fantasy become real — to actually desert, in imagination if nowhere else — and Berlin's internal debate against her, invoking obligation, fear, and something closer to shame than courage, turns the novel's climax into a genuinely open referendum on what courage even means in an unjust war: staying is neither glorified nor condemned outright, and O'Brien's real interest is in showing that the imagination itself, the capacity to walk all the way to Paris in your head, is Berlin's only actual freedom in a situation that offers him none in fact.

O'Brien alternates the novel's three timelines in short, deliberately disorienting chapters rather than nesting the fantasy inside a clearly marked frame, which means readers spend much of the book genuinely uncertain which register — memory, imagination, or the literal present of the guard post — they're in at any given moment, a formal choice that mirrors combat's own disorientation of time and causality more precisely than a conventional linear war narrative could. The structure won the 1979 National Book Award specifically for how thoroughly its form embodies its subject: a soldier's mind fracturing under sustained fear doesn't produce tidy chronological storytelling, and O'Brien refuses to give the reader the clarity Berlin himself doesn't have.