When a mummified foot, a pile of bones and a split skull are discovered in a Danish bog, is it a case for the police or archaeologists? It becomes a case for Chief Inspector Tobias Lange when it is confirmed the remains are those of a young male, early twenties, beaten to death with a blunt instrument about two decades earlier. Tobias finds himself on the trail of eco-warriors, Sami protesters safeguarding reindeer rights in Lapland and a disaffected young woman estranged from her family. Then another incomplete set of human bones turns up, and then another. When the trail takes a turn into a murky world of sex trafficking and illegal immigrants, Tobias starts to fear for his eco-warrior daughter Agnes....