Modus

Inger Johanne has been working as a profiler for the FBI but is now back in Sweden with her daughters, because she decided to prioritize her children above her work, when her oldest daughter Stina, diagnosed with autism, witnesses a brutal murder.

Inger Johanne is beginning to realize what her daughter has been through. Ingvar goes to Uppsala to investigate the murder of bishop Elisabeth Lindgren, which took place late at Christmas eve. Its obvious that the secrets dwells in Uppsala.

After long hesitation, Inger Johanne agrees to be a part of the investigation. At the same time she is trying to understand how the information she gets from her daughters come together, are the murders related?

When Lennart Carlsson is taken in for questioning by the police Inger Johanne realizes a connection between her private life and Carlsson. How is her family connected to the investigation?

Ingvar finds a trail that supports Inger Johanne's theory about the motive for the murders. Inger Johanne remembers something from her time at FBI, that seems to have something to do with the case, maybe the FBI can help her understand what?

The noose is tighter than ever around Marcus Ståhls neck, and he is in a very fragile situation. What is he hiding? In the middle of a walkthrough of the offenders M.O., Inger Johanne discovers a frightening connection.

Inger Johanne is getting closer and closer of exposing the killer, but she discovers a horrifying message planted in her home. She is convinced that the key to it all is underneath the black color on the wall.

Stina makes a decision that puts both her and her little sister in danger. Inger Johanne and Ingvar sees the the motive of the killer wide and clear, but disagree on how to proceed. There is one victim left. Who is it and will they get there in time?