Grubengold

In a coal mine, 1,000 meters below ground, miner Horst Lubczeck has been found dead, killed violently. He was beaten to death and leaves behind a wife and daughter. At least the circle of possible perpetrators can be narrowed down considerably. But then Mick and Andreas make a discovery that gives them pause and causes a stir among the mine's workforce. A gold nugget is found in the pocket of Horst Lubczeck's miner's uniform! Gold in a coal mine?