Two teenage boys, backs still raw from a whipping, make their escape from a Brooklyn Orphanage to join Brooklyn's famous Red Legged Devils of the Fourteenth Regiment.. En-route to the Civil War battlefields Bobby and Will become mule train drivers with a scalawag muleskinner who runs supply wagons for a Massachusetts Regiment. The search for the Fourteenth New York leads the runaways to the farmlands of Pennsylvania where Robert E Lee is about to launch his armies of Northern Virginia against George Meade's Union Army of the Potomac. It's the eve of the biggest battle of the Civil War when the runaways finally don Union Blue.