The story of the most daring cavalry operation of the American Civil War. A thousand silent horsemen hurry southwards on dusty Mississippi Roads – hungry, filthy and red-eyed with fatigue, too tired to speak. They are Marlowe’s brigade, leaving behind them a trail of fire and chaos. The war between the States is in its third bitter year, and a rebel force fed by a single railroad artery holds out. Marlowe’s brigade gets the job of cutting that lifeline – for good.