From a cultured childhood in Provence, each sister was propelled into a world marked by shifting alliances, intrigue, and subterfuge: Marguerite, the eldest, whose resolution and spirit would be tested by the cold splendor of the Palais du Roi in Paris; Eleanor, whose soaring political aspirations would provoke her kingdom to civil war; Sanchia, the neglected wife of the richest man in England, who bought himself the crown of Germany; and Beatrice, whose desire for sovereignty was so acute that she risked her life to earn her place at the royal table.