A series of recordings that Antoine de Saint-Exupéry sent to filmmaker Jean Renoir are the starting point for reconstructing the love affair that the French writer and aviator established with the "Argentine princesses" Edda and Suzzane Fuchs, protagonists of the chapter "Oasis" in his book Tierra de Hombre and inspiration for his masterpiece The Little Prince.

Julio and El Polaco, in distant years, were inseparable friends in their hometown, near Necochea. The life of the first was governed by obedience to his mother, the despotism of his uncle and a style of honesty. El Polaco, on the other hand, was closer to marginalization and violence. Julio, turned into a businessman, takes root in the United States. The Pole continued his course in the place of those sometimes very cruel antics.

Rudy, son of victims of the dictatorship in Argentina, and Maru, daughter of the perpetrator, are inheritors of a tragic and bloody history that separates them, but the destiny seems to be determined to unite them.