Olivia becomes obsessed with a 25-year-old cold case her late father worked on.

Olivia visits the scene of the murder and meets a man with a suitcase.

Stilton vows revenge against Vera's attackers and begins his own investigation.

Olivia digs for information about Jackie Berglund, drawing Jackie's attention.

Stilton's former colleague Mette takes the case and opens a murder investigation.

Mette sends Abbas to Costa Rica to learn more about the mysterious Nils Wendt.

The investigators realize that the beach case and the Wendt case are connected.

Mette calls Jackie in for questioning and asks Stilton to help.

Abbas delivers the evidence to Mette and her team, and Olivia figures out the last piece of the puzzle.

Mette and Stilton get a confession from their suspect and Olivia learns the truth about the beach case.