It's a bitter winter morning when Sergeant Gunnhildur is called to the scene of a violent killing in an abandoned industrial unit. Gunna and her sidekick Helgi quickly find that the battered victim had no shortage of enemies.
The case takes Gunna around Reykjavík's darker side and Helgi to the bleak rural district he grew up in as they work out who was prepared to take a grudge as far as murder.