Publisher's Synopsis
Policeman Martin Mohlin is begrudgingly accompanying his girlfriend to a family reunion on the island of Valon outside of Fjallbacka. The connection to the mainland is cut off by a snowstorm and when the patriarch Ruben collapses during Christmas dinner, Martin is forced to intervene. He soon establishes that Ruben was murdered and since they are completely isolated on the island, one of the family members must be murderer...