The summits and sheer mountain ridges of Austria’s "Little Siberia" funnel the freezing air from snow-covered peaks into a gigantic hollow – a high-level plateau at 1,000 metres from which it cannot escape: Lungau is Austria’s coldest region. Creeks and streams start higher here, and create bogs, moors and countless alpine lakes. Summer is short but lively, as eagles rear their precious young and ermines eat their fill before the sparse winter returns, while black alpine salamanders give birth to live miniature versions of themselves beneath the tree-line.

Gasperlmaier doesn't have it easy: A mysterious phone call leads him to Loser, where the bodies of two women become his latest murder case. While Gasperlmaier battles his fear of heights and his weak stomach, he and Dr. Weiss from the Liezen District Police Command face ever more controversial questions.

Think of a really nice person, a friend of yours, someone who could never hurt a fly. Imagine finding out that he is supposed to have killed someone. You're told that he has shot a person in a bar, for no obvious reason. He has already confessed. He says the murder was planned. He expects a life sentence. He even longs for it. He wants to pay for his crime. The psychiatrist cannot see any mental illness. People around him don't think him to be evil. They like him. They want to help him and protect him from himself. And they all ask the same question: Why....?

Self-confessed body fetishist Nick hates fat people. He puts his heart and soul into his job as the manager of a fitness temple. The lavishly endowed Eva, on the other hand, is a pastry chef in a hotel on the roof of which Nick's studio is located. A body-swap comedy for which Diana Amft and Sebastian Ströbel don fatsuits.

Helene was tough as nails in her job. Not only defendants but also some of her colleagues are relieved that the unapproachable judge is finally retiring. One glass too many at the farewell party, a car accident and suddenly Helene's life is turned upside down. On the advice of her lawyer, she takes care of the young woman whose father was injured in the accident. With her spontaneous warmth, Michalina, who has Down's syndrome, appeals to a side of Helene that she herself no longer knows.