The Dressel family owns a prosperous hardware store in the city. The business is managed by Mrs. Dressel, a strict widow who has two sons: Federico and Rodolfo. Federico falls in love with the singer Magdalena and marries her against Frau Dressel’s wishes, as she wants her heir to marry a German woman. The young couple must face constant harassment from Frau Dressel and an accusation of adultery.

Consuelo Frank
Magdalena
Jorge Vélez
Federico / Friedric
Rosita Arriaga
Frau Dressel

Ramón Armengod
Gonzalo Ramirez

Julián Soler
Rodolfo / Rudolph
Manuel Tamés
Hans
Liebe Wolf
Helga Petersen
Rodolfo Calvo
Sr. Orellana (uncredited)
Enrique Carrillo
Policía (uncredited)

Esther Fernández
Empleada oficina (uncredited)

Carlos López
Sirviente de Gonzalo (uncredited)

Fernando Wagner
Invitado alemán fiesta (uncredited)