In 1939, just finished the Spanish Civil War, Spanish republican photographer Francesc Boix escapes from Spain; but is captured by the Nazis in 1940 and imprisoned in the Mauthausen concentration camp, in Austria, a year later. There, he works as a prisoner in the SS Photographic Service, hiding, between 1943 and 1945, around 20,000 negatives that later will be presented as evidence during several trials conducted against Nazi war criminals after World War II.

Duke Fergus falls for Ann 'Flaxen' Tarry in the Barbary Coast in turn-of-the-century San Francisco. He loses money to crooked gambler Boss Tito Morell, goes home, learns to gamble, and returns. After he makes a fortune, he opens his own place with Flaxen as the entertainer; but the 1906 quake destroys his place.