A Frenchman, Marcelo Desnoyers, travels to Argentina in 1870 and marries the elder daughter of Julio Madariaga, the owner of a ranch. Eventually, Marcelo; his wife; and his children, Julio and Chichi, move back to France and live in a mansion in Paris. Julio turns out to be a spoiled lazy young man who avoids commitments and flirts with a married woman, Marguerite Laurier. Meanwhile, Madariaga's y...