Nightblind (The Dark Iceland Series)

"Ari Thór Arason is a local policeman, who has an uneasy relationships with the villagers in an idyllically quiet fishing village in northern Iceland--where no one locks their doors. The peace of this close-knit community is shattered by a murder. The peace of this close-knit community is shattered by a murder. One of Ari's colleagues is gunned down at point-blank range in the dead of night in a deserted house. With a killer on the loose and the dark Arctic waters closing in, it falls to Ari Thor to piece together a puzzle that involves a new mayor and a psychiatric ward in Reykjavik. It becomes all too clear that tragic events from the past are weaving a sinister spell that may threaten them all. "--