Seven people are murdered during a brutal shootout at a B&B in Denmark's marshland.

Bob's murderer goes into hiding in the marshland and there isn't any trace of the witness Malu.

Gregor returns to Hamburg and finds out from museums and auction houses that the relief is a part of the "Garden of Ishtar“.

Helle saves Malu from Morten's clutches. Nelly finds them both in the marshland. Malu is rushed to hospital with serious injuries.

The investigators look for clues that could shed light on the identity of the man who attacked Paula.

The investigators have arrested a blameless man, an illegal refugee from Iraq.