When his colleague presents him with (forged) evidence of his wife Sylvette's unfaithfulness, factory owner Jean Sourdier kills him in a fit of rage. After fifteen years in prison he is determined to take revenge on his wife by killing Ninette, a daughter from her second marriage.
In Rotterdam, Baas (Lex Goudsmit) sells a batch of fake diamonds to a gang of international con-men. They pay in dollars: a suitcase full of banknotes is sent on a ship from Rotterdam to Hamburg. The wife of one of the gang members (played by Josephine van Gasteren – sister of director Louis)...