A young man is badly hurt in a mysterious accident that takes place at a remote construction site in the middle of the night. Reykjavik Crime Detective Helgi Marvinsson is sent to help the young and inexperienced local policewoman Inga Aradottir. As the investigation progresses, the case seems to get more and more complicated. The injured excavator operator unexpectedly dies in intensive care and an explosives expert is crushed under a rock while people disappear. Through the case, Helgi is forced to confront his own personal demons. Inga is not happy with Helgi’s assignment to the case. But as they get to know each other, they grow closer
As a ferry carrying 300 passengers from Denmark pulls into an Icelandic town’s small port, heavy snow begins to fall. The ferry can’t leave until the storm passes and the main road into town is impassable. A mutilated and dismembered body washes on the shore, an unidentifiable man murdered only hours ago. The local police chief, Andri Olafssun, whose personal life is in shatters, realizes a killer has descended into his town. As word spreads, order disintegrates into chaos as the ferry’s passengers and the town’s residents realize they are all possible suspects and that a killer is trapped among them.