A Tale of Arms, of Death, of Love, and of Honor. Set against the turbulent backdrop of the Hundred Years' War, I Serve chronicles the story of Sir John Potenhale. A young Englishman of lowly birth, Potenhale wins his way to knighthood on the fields of France. He enters the service of Edward, the Black Prince of Wales, and immerses himself in a stormy world of war, politics, and romantic intrigue.