Trela, the gruff new police chief of a small mountain village, is immediately put to the test when the friend of a fellow police officer disappears.

A grisly find inspires memories of a similar unsolved murder. Trela brings Błażej in for questioning. Ada learns a shocking truth.

Trela crosses paths with the previous police chief. A gruesome discovery is kept under wraps. Ada questions Targosz about Patrycja's death.

Armed with new information, Trela and Ada re-examine Laura's murder from ten years ago. Jonasz snoops through Ms. Bławatska's documents.

Kasia's mission to hide money from her father is interrupted. Trela and Ada track down and talk to Robert. Nina shares a secret with Agata.

A new investigator takes over for Trela, who refuses to stop searching for answers. Meanwhile, Radek lawyers up and Targosz and Paszke feel the heat.

The village's dark and painful past finally comes to light as residents struggle to accept their shared history.