Set during the Prohibition era, when wine makers were financially challenged and had to decide whether or not they wanted to cooperate with bootleggers to survive.

After defying a gangster in Italy, American jockey Danny Arnold flees race-fixing accusations and escapes to Paris with his son. There, he learns that his old friend has been murdered and finds work through British jockey George Gardner. Despite his son’s hopes, Danny compromises his integrity by winning money on a fixed race.