Commissioner Mike Morgenstern puts on his rubber boots. A young pig farmer from near Ingolstadt is found dead in his biogas plant. A tragic accident, believe Chief Inspectors Mike Morgenstern and Peter Hecht - until they learn that the farmer's harvest had been sabotaged in the weeks prior. The stubborn farmer was clearly in the way of many in the suburban area around the big city. But who is willing to go to such extremes?.