Soon after a prostitute and a community leader are found murdered in a forest, a man confesses. But two journalists suspect there's more to the case.
Doubting Wo?niak's guilt, Piotr again interviews Grochowiak's widow, who provides a valuable lead. A mother begs Witek to investigate her child's death.
A trip to the local high school gives Witek a fuller picture of Justyna's life. Wo?niak relays a message to Piotr. Teresa receives a threat — and a tip.
Piotr gives Witek a key piece of evidence. While researching Grochowiak and Józek's history at the sports center, Witek spots a photo of Justyna.
Nadia gives Witek a lead on who the murderer might be. Piotr hides in the butcher's van to see where he drives to, and later learns who Elsa Koepke is.