When a terrifying corpse was found at a pass in the Alps near the German Austrian border, two detectives were sent to investigate. For German detective Ellie, this is her first real challenge in her career; However, her Austrian colleague Gerdeon seems to have lost any ambition in her work. Soon, they discovered more crime scenes, and the victims posed symbolically, reminiscent of pagan rituals. All of this seems to be part of a larger and more sinister plan. Ellie found herself under increasing pressure to understand the motives of this crazy killer so that she could stop him. Hunting takes them to the depths of dark valleys and ancient Alps