Based on a true story.1806, two Russian sailing ships, Juno and Avos, come to Spanish California. There, captain of the Avos Count Rezanov falls in love with the daughter of the Governor. They are secretly engaged. But duty calls Count to Russia. On the way back to Saint-Petersburg he dies of pneumonia. Conchita waits for him for 35 years. Learning at last that he is dead she becomes a nun.