Sonja
After an emergency plane landing in the desert, the actress Barbara gets to know the industrialist Thomas. After they are rescued, the two live at Thomas' place in Berlin. Although she confesses her love for him, Thomas asks his brother Werner to look after Barbara, as he feels he is too consumed by work and doesn't wish to be bound to anyone. Only after a fight with his brother does Thomas realize how much in love with Barbara he really is; but by that time, she has left him. For years, Thomas searches in vain for her until one day he meets her in New York ... where she is now married.
Vienna, Austria, late 1870s. After suffering an irreparable misfortune, the Austrian composer Johann Strauss Jr. (1825-99), the Waltz King, falls in love with a ballet dancer, which disappoints the famous operetta singer Marie Geistinger…