Two twin brothers working in a Vienna fair and who are both gifted for singing meet different luck both in love and their careers.

Banker Rudi Moebius and his counselor arrive in Wien for an arranged marriage which should solve their financial problems. Only they don't know, but Lucie Weidling is broken too, and in love with Gustl, a musician without the courage to elope. Meanwhile Rudi meets Steffi and falls in love not even knowing her name. He and Lucie become good friends and decide to help each other.

A nobleman gradually falls in love with a woman he was forced by relatives to marry, against his will.