This summer on the island of Hitra turned out to be extremely hot. One summer day, a young priest discovers three dead crows hanging from the church altar and a piece of paper with some mysterious letters on it. Then the mutilated body of a girl is found in an old boat, and next to it, written in the victim’s blood, is the name of a boy who disappeared three years ago: Jonathan. Mia Kruger becomes involved in the investigation of these crimes and turns to Holger Munch for help. It soon becomes clear that evil lurks behind the island's peaceful sign. Mia and Holger have to overcome the resistance of local residents who do not want to reveal their secrets even at the cost of their own lives. But former investigators have less and less time left to find the cunning and elusive killer. And storm clouds are already beginning to gather over the picturesque Khitra...