The Apache chief Geronimo has been captured by the Army and is being taken to Florida on a special train. An Indian agent and his assistant hatch a plan to use Apaches to free Geronimo from the train in order to collect a new reward for his re-capture.; Bill and Calamity find a young boy hiding in an abandoned shed with a mare and a colt. Later two men find wanted posters offering a $1,000 reward for the return of the mare and colt to Otis McComb. The pair steal the mare and colt from the boy, but Bill finds out the boy is the horses' rightful owner and tracks them down.