Detectives Jonas and Erik are called to the midnight sun country of northern Norway to investigate a recent homicide, but their plan to arrest the killer goes awry, and Jonas mistakenly shoots Erik. The suspect escapes, and a frightened Jonas pins Erik's death on the fugitive. Jonas continues to pursue the killer as he seeks to protect himself; however, his mounting guilt and the omnipresent sun plague him with an insomnia that affects his sanity.
Norwegian winter, 1915. On the island Bastøy, outside Oslo, a group of young boys aged 11 to 18, are held in an institution for delinquent youth, notorious for its sadistic regime. One day a new boy, Erling, arrives, determined to escape from the island. After a tragic incident, he ends up leading the boys in a violent uprising. When the boys manage to take over the island, 150 soldiers are sent in to restore order.
Forty-year-old Andreas arrives in a strange city with no memory of how he got there. He is presented with a job, an apartment - even a wife. But before long, Andreas notices that something is wrong. Andreas makes an attempt to escape the city, but he discovers there's no way out. Andreas meets Hugo, who has found a crack in a wall in his cellar. Beautiful music streams out from the crack. Maybe it leads to "the other side"? A new plan for escape is hatched.
