The body of a woman is found close to the bridge between Denmark and Sweden. It is found to be that of the head of the Danish Immigration Board. Since Saga has been imprisoned for the murder of her mother, Henrik investigates with his new partner Jonas.

Henrik continues his investigation into the killing of migration director Margrethe Thormod, but the absence of his daughters plays on his mind.

Lillian questions how Richard Dahlqvist could evade police protection, but his whereabouts are soon made clear as he streams live on the web with assurances that he believes that Red October are not involved in the Thormod murder.

Taariq meets with Morgan Sonning in an attempt to blackmail him for picking up Margrethe Thormod in his car on the day she was murdered. William is horrified by the rapid deterioration in his daughter's health, but even more so when he receives a video showing her being injected with an unknown substance.

Having found ex-wife Sofie, Dan Brolund attempts to abduct her from the village but is prevented by a watchful Harriet. Saga and Henrik interview William Ramberg, who confesses to gunrunning and shooting his rival Dimitiri in a desperate effort to find the killer of his beloved daugher Leonora.

Henrik believes that he has found the connection between all the victims - Tommy Petersson, a minor criminal killed four years previously by his gang leader William Ramberg, when his police informing was exposed.

Danish-Swedish crime series. Christoffer remains in peril after being imprisoned. Saga is intrigued when she discovers that Frank has a secret.

As Henrik and Astrid attempt to bond after so many years apart, Saga gets a breakthrough in the case, and an arrest is made.