Raben's situation does not look good. Sarah and Brix dig into Ulrik's past, and Brix makes a drastic decision. Buch's criticisms of the Minister of Defense over Afghanistan are refuted.

When Sarah and Jan go to a warehouse to look for evidence, things take a dire turn. Troels struggles to revive his political career. Theis and Pernille find surprising evidence in their new house.

Theis and Pernille's worst nightmare comes true when it's confirmed that they're 19-year-old daughter Nanna has been found. The car she is found in is linked to the office of mayoral candidate Troels.

Sarah realizes that Nanna's friend Lisa may be hiding something about the night Nanna disappeared. New information turns Sarah and Jan's attention to another lead.

Sarah has been taken off the case, but she's sure of the killer's identity and continues investigating on her own. But how will she succeed without incriminating evidence?

Sarah and Jan track down the driver of the car but Jan's impatience deters the investigation. Troels realizes that confidential information is being leaked from his office.

The kidnapper continues to demand his debt be paid, but Sarah must figure out what the debt is and how it needs to be repaid. Emilie's father, Robert Zeuthen, accepts a proposal by the kidnapper.

Sarah and Jan discover a critical link to Nanna's murder and embark on a race-against-time hunt for the killer. Nanna's last message leaves Pernille and Theis with more questions than answers.

Tensions rise between Sarah and Matthias as they try to escape their dangerous situation. A boy's notebook becomes a key piece of evidence when it reveals information that could connect several dots.

Sarah and Jan pursue a vital new lead but someone unexpected intervenes. Drastic personal changes affect Sarah. Meanwhile, Troels attempts to establish a new alliance.