This is the story of more than four hundred Americans who participated in a bold and dangerous experiment designed to awaken the conscience of a complacent nation. These self-proclaimed, 'Freedom Riders' challenged the mores of a racially segregated society by performing a disarmingly simple act.

J. Robert Oppenheimer was a national hero, the brilliant scientist who during WWII led the scientific team that created the atomic bomb. But after the bomb brought the war to an end, in spite of his renown and his enormous achievement, America turned on him - humiliated and cast him aside. The question the film asks is, "Why?"