A HORRIFIC CRIME A DARK CONSPIRACY Karin Müller, an officer of the People's Police of the German Democratic Republic, is called to a factory in the eastern part of the country to investigate a murder. A man, tied up and trapped in a fire, has died from the fumes. Who was he? Why was he murdered? When other murders occur in the wider area during the same period, with the victims dying in the same way, Müller realizes that to unravel these terrible crimes, she must delve into the dark past. But she has no help: her partner, Werner Tilsner, is behaving very strangely, and the Stasi is not cooperating with her. Because those who truly govern the country prefer the crimes to remain unsolved and place every possible obstacle in her mission...