Ironically, the law enforcement officer of integrity Frank Koops is forced by his old colleague Simone Schmidt to take part in a bank robbery...
A landslide in the Harz releases a corpse. Commissioner Frank Koops leads the investigation. Vanessa Riemann, tourist guide and marksman from St. Andreasberg, sees a lot of money in the backpack of the two hikers and attacks. On her breakneck escape through the undergrowth she is shot and bleeding in the arms of her brother Marco. In her backpack this finds 1.4 million euros – the booty from a bank robbery.
A burglar hangs dead in St. Andreasberg from the roof of a holiday home that a mysterious art restorer lives in. This time, the village policeman Frank Koops received unwelcome support in his investigations: The ministerial official Kramer sent from the state capital did not leave his side to critically examine the capacity utilization of the remote police station.
A shootout, five fatalities and he himself wounded - in the otherwise quiet station of the village policeman Frank Koops, things are just like in the Wild West. The bloodbath was commissioned by the imprisoned mafia boss Petrovic, who wants to use all means to get rid of a key witness who was hidden in the tranquility of St. Andreasberg in the utmost secrecy.
Policeman Koops witnesses a car accident. The dying driver gives him an envelope with the part of a code. Shortly thereafter, Koops gets in the sights of a contract killer.