A menaced politic leaves his child with another family who will raise her unaware of her true origin. When she grows up the son of a duchess falls in love with her, but the mother rejects her based on her supposed non-aristocratic origin. Little does she suspect what truth will unveil.

Elena and Zefor are brothers. They live with their mother in a wild country where smuggling reigns. At their modest home, Zefor plays the violin while she dances to entertain the bandits. Arturo, one of them, has conquered Elena's heart.