1951, Paris. San Francisco socialite Nancy Cooke meets Luis de Herrera, a dashing sports car driver from Argentina who is driving with the American team at Le Mans. It is love at first sight for the couple, but several obstacles keep them apart. After heartbreaking separations and months of uncertainty, they finally marry. Is it happily ever after? Not quite . Nancy's divorce isn't recognized by the strict Catholic country of Argentina, and she struggles to be accepted as de Herrera's wife. But as time passes, Nancy becomes more familiar with the people of Argentina, especially of Juan Peron...