Drummel is an accountant who gets acquainted with the Amsterdam nightlife. He and his secretary Mary are suspected for having committed theft.

Silvia grows up in miserable circumstances. Her father is an incurable drunk who neglects his family. His first daughter was stillborn, the second died at a young age, and the third was only eighteen when she went mad and died.

An out of work engineer is hired as the private chauffeur of a rich playboy, and has to drive to Vlissingen to pick up the latter's fiancée. On the way back from Vlissingen, the car breaks down and the engineer and the fiancée travel to Rotterdam to get some spare parts -- a trip full of amorous entanglements and mistaken identities.