Frank Capua is a rising star on the race circuit who dreams of winning the big one - the Indianapolis 500. But to get there he runs the risk of losing his wife Elora to his rival, Luther Erding, and strains the relationship with his stepson.
An unlucky horse trainer, Frank Butler, wins big at the track and buys his 16-year old daughter a horse to salvage their relationship. When Frank is hurt prior to the opening race, Jo must go it alone.
