The gang reunites at Nina's art exhibition.

Klara wants to get Lukas out of prison to protect the family.

Barry puts Zac to the test.

Sonja makes contact with Christian Broman; Barry pays a visit to Stein.

Sonja's search for the Major takes her to Norway.

Nina goes missing; Sonja tells Lukas about Stein.

Kattis confronts Sonja and Stein; Linus begins to remember details of the murder.

Sonja confronts �stling once and for all.