Almost two years later - A woman is brutally murdered on Pepparholm island at the base of the bridge. It turns out that the murdered woman is Margrethe Thormod, General Director of the Migration Agency in Copenhagen, and there may have found a motive in the scandal around a deportation decision that has gotten a lot of attention, and recently affected Margrethe personally. Henrik Sabroe starts to investigate the macabre murder with his Danish colleague, Jonas Mandrup. Henrik misses his colleague Saga Norén, who is incarcerated in the women's prison in Ystad, convicted of murdering her mother. Henrik knows that Saga is having a hard time in prison and visits as often as she will let him. He wants her to help him with the new case, but Saga points to the fact that she isn't a police officer anymore and can't help him. The same thing applies to Henrik's missing children, Saga can't help and Henrik is on the brink of giving up his search.

Henrik and his new colleague, Jonas, continue to investigate Margrethe Thormod's murder. Their two main leads are the radical leftist group, Red October, and the missing refugee, Taariq, who has gone underground after having his asylum application rejected. Margrethe's husband Niels Thormod is grieving and doesn't think that the police are doing enough to find Margrethe's killer. Saga is in the hospital. She has now been declared innocent and wants to start working again. Henrik wants to have her on the investigation and Lillian finally accepts this. Saga quickly engages in the investigation and works almost twenty-four hours a day. Another murder victim is found in Sweden. There are connections to Red October, and a connection to Margrethe Thormod's murder as well - Henrik can't stop thinking about his missing daughters, but he wonders if he will have to, in order to move on. Saga doesn't listen to Henrik's doubts and continues to try to investigate what happened to them. She finds ...

Season 2 begins 13 months after the events of the first season. A coastal tanker leaves the Öresund waterway and is headed straight for the Øresund Bridge. When the Coast Guard board the ship they discover there is no crew, and three Swedish and two Danish youths are chained below deck. Saga Norén, County Police, Malmö, is put in charge of the case and contacts Martin Rohde, who is still haunted by the death of his son. Soon it turns out the chained youths were just the beginning... Someone wants to direct our attention to the changing climate and the use of our planet's resources, and will stop at nothing to do it. It all turns into a race against the clock to prevent a disaster where many lives are at stake... Written by Nimbus Film

Taariq recognizes a car related to the case. He wants to push the owner for money, but is himself accused of robbery. Saga fears that will be more murders and Henrik's efforts for the homeless girls ends up in disappointment.

Saga and Hendrik keep searching for a link between the murder victims. Lilian is reprimanded by her superiors. Dan finds out where his ex-wife and son are and causes trouble. The relationship between Saga and Hendrik is tested to the limit and may have hit its breaking point. Written by CD

Season 2 begins 13 months after the events of the first season. A coastal tanker leaves the Öresund waterway and is headed straight for the Øresund Bridge. When the Coast Guard board the ship they discover there is no crew, and three Swedish and two Danish youths are chained below deck. Saga Norén, County Police, Malmö, is put in charge of the case and contacts Martin Rohde, who is still haunted by the death of his son. Soon it turns out the chained youths were just the beginning... Someone wants to direct our attention to the changing climate and the use of our planet's resources, and will stop at nothing to do it. It all turns into a race against the clock to prevent a disaster where many lives are at stake... Written by Nimbus Film

The inquiry into Tommy continues and Solveig still refuses to cooperate. She talks neither with Saga nor Jonas. The question is how long they can keep her in holding if they do not obtain any evidence. Lillian is still under pressure from the management to find the culprit, and now it seems that there is a leak in the department. In the meantime Saga makes a breakthrough in the search for Henrick's family. Written by ahmetkozan

Henrik and Astrid are trying to get used to being father and daughter again. Meanwhile Saga gets a breakthrough and the murderer is revealed and arrested under dramatic circumstances. The murderer even confesses to the six killings/revenges. But Saga discovers something which doesn't fit. She goes back to the prison in Sweden and talks to the girl who almost killed her, and here she gets a terrible suspicion: there is another killer - and there is still one person left to be a victim!