Fisherman’s widow Kniertje urges her two younger sons to set sail on the ‘Op hoop van zegen’, a heavily insured floating wreck which duly goes down in a storm. Kniertje is left behind, alone and lonely. Based on Herman Heijermans’ socialist-inspired Dutch theatre classic.

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.

After serving in the Royal Navy, Manus, Toon and Dries return to Amsterdam working-class quarter 'the Jordaan'. Back home, they find out things have changed while they were gone; Manus's girl Jans has been unfaithful to him, Toon's father now rejects him on account of his dissolute life and barmaid Auntie Piet has been cooking up a scheme to ruin Dries' relationship with his girl Greet.

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.