As an architect Robert Cortin is self-confident, but his private life is shaky. His wife Vera, a gynecologist, cannot have children. They have tried to get adopt a child for some time. Now Robert learns that his lover Stefanie is pregnant.
A millionaire daughter is to be married to a man unknown to her. To get to know him, she slips into men's clothes, sticks on a mustache and is hired as a chauffeur.
