Villa Achterwerk presenter Roos, together with her men Van Rossum & Van Oorschot, works in close collaboration with the police on all kinds of dark and criminal cases. For example, they have to deal with a haunted house, a stolen diamond, punctured footballs, innocent cuddly toys stolen from children's rooms and they hunt for a dangerous clown. Van Rossum has surprising solutions, Van Oorschot new inventions and Roos is the management and does the presentation of the whole.