Louise locates Bjørn’s little sister Maria. Maria's caseworker suggests that Louise mentor the young woman, who is faced with the prospect of having her child taken away from her. Meanwhile, Bjørn is in hiding.

Another crime is committed. Frederik is convinced that Bjørn is the perpetrator, but Louise's investigations point to a different suspect. Bjørn turns to Louise and shares a secret with her that might close the case.

Louise and Frederik put pressure on Jon to accept responsibility for his actions, but once again he takes advantage of his relationship with Alberte. Louise decides to confront the past.