A human skeleton was discovered in the garden of a private country estate. Commissioner Van-In and his friend Inspector Versavel soon find out that the estate at the time when the murder was committed belonged to the charity organization "Own Help", and in fact to a very rich and respected resident of Bruges. And in his possession there was a closed brothel for influential people of the city. “Special girls” were supplied here with whom you could do whatever you wanted. The investigation is becoming more complicated due to charges brought against the commissioner for pressuring a witness. But then a new, incredibly brutal murder occurs...