In a kingdom lived Prince Peter, who was far too kind-hearted. Such an obedient boy could hardly ascend the throne, and so his father, the king, had considerable concerns about this.
Finding the body of the regional politician Karas, killed in the spirit of medieval torture and carefully arranged in a strange scene, unleash police hunt for a sadistic perpetrator. He puts investigation team in the way of a complex series of murders that shake the local region and criminologists themselves.