The trail of murders, including the crown witness, shows Hallgrim that he is getting dangerously close to Sergei. Nervous, Hallgrim worries for Marie's safety and spends the night at her apartment. Searching for clues in Berit’s effects Ditte receives a tip to look for the one thing that doesn’t fit the normal pattern; a plastic card that contains a map leads the team to an industrial area in the harbour and some very dangerous goods.

When the police seize a consignment of enriched uranium, Hallgrim makes a deal with Sergei in order to discover its planned destination. Meanwhile, Frandsen's life hangs in the balance as he is checked for radiation sickness.

Hallgrim and Marie attend a conference in Sweden where they locate the person behind the Lithuanian sex trade. A price is put on Hallgrim's head, and someone comes to collect.

Curly, the mole in the squad, leads the team to ponder what Aagaard's latest development in Congo, a field hospital, really is? Could it be a cover-up for a facility to install a rebel leader, who would grant him mining concessions to the element tantalum.

The Danish drug baron, Frederik von Halle, is attempting to flee to Colombia with his wife and her sister, but when he seeks help from Estrid it has almost fatal consequences. Stars Jens Albinus, Ghita Noerby and Marina Bouras.

Nazim is mortally wounded during an altercation between the former Serbian police chief Bosco, and Nino, who is the only person left who can testify against him at the war tribunal. German Intelligence finds out that Bosco is involved in international trade with some advanced electronics equipment, a so-called "jammer", which they think he will test when the Serbian Interior Minister, Milan, is visiting Denmark. In spite of death threats against her, Thea does not cancel the Serbian minister's visit. They are kidnapped. A video is sent to Hallgrim with a demand for a hostage exchange - Thea and Milan for Bosco.