Diary fragments tell of the arrival of Belgian refugees across the Dutch border in winter 1915. Reserve lieutenant Berkhage returns from the Belgian border with a refugee child. Named "Big" by the company the kid soon becomes the regimental darling.
In 1930s Amsterdam, greengrocer Bet is involved in illicit affairs with businessman Van Santen. To tighten bonds even further, Bet arranges a marriage between her handsome daughter Jans and the businessman's wacky son Hannes. Jans, however, is in love with tough sailor Ko. Based on the succesful Dutch stage musical by Herman Bouber.
Heintje Blom, a simple working woman, is told to move into a villa in a posh part of town. The inhabitants are none too pleased, but in spite of the class division a romance blossoms between the rich family’s son and Heintje’s daughter. The two families warm to each other in the end and the happy pair is united in wedded bliss. This comedy about the post-war housing shortage marked the return of the feature length Dutch film to the cinemas.
