A mistake lead to the migration of the antisocial, dutch family Flodder to Zonnedael, a very wealthy town. They however do not adapt themselves to the neighbours and instead tyrannize the complete neighbourhood. All attempts of the residents to get them removed from the neighbourhood fail, and because of the oldest brother of the family, they never get caught by the police doing something illegal.
Johnnie is waiting for Hennie, who will give him a tip about an upcoming horse race on which Johnnie wants to bet. Johnnie however needs to go away on an other job urgently so he gives the money to Kees. He must give the money to Hennie to place the bet.
Kees, however, is seduced by a lady to play a game. At first the woman acts like an amateur, but when it becomes interesting, she changes in to a professional.