After living in the tropics for five years, Peter Asfeld returns to Amsterdam and wants to marry his childhood friend Julia Vermehren. However, his future father-in-law has read in the horoscope that Peter will one day commit a theft and demands that he do so before the wedding. Peter can't get the thought out of his head, and even in his dreams he commits all kinds of crimes. Inspired by so much imagination, he kidnaps Julia, his future wife, the next day. But the horoscope was wrong.