Em 1945, dois jovens soldados americanos, os irmãos Budd e Stuart Schulberg, são encarregados de coletar provas filmadas e registradas dos horrores cometidos pelo infame Terceiro Reich para provar os crimes de guerra nazistas durante os julgamentos de Nuremberg (1945-46).
How, in November 1945, after the end of the World War II and the fall of the Third Reich, the international prosecutors participating in the first Nuremberg trial —formally, the International Military Tribunal— built their case against the top Nazi war criminals using the films and records produced by the own regime, obsessed with documenting everything in its long path of infamy and crime.