Summer of 1869 - the bustling riverfront city of Cincinnati, Ohio. Steamboats churn the Ohio River as the nation's ever-expanding economy thrives in the wake of the Civil War. Two 16-year-olds, Charlie Martin and his best friend Luther Robinson, love "base ball" and follow the exploits of America's first professional base ball team - the undefeated Cincinnati Red Stockings and their 51-game winning streak.An untimely death and a ruthless shipping...