Detectives Jonas and Erik are known to the midnight sun country of northern Norway to explore a homicide, however their intend to detain the killer goes ashore, and Erik is mistakenly shot by Jonas. The suspect escapes, and also a fearful Jonas hooks Erik's death on the fugitive. Since he seeks to protect himself jonas continues to pursue the killer. But his mounting remorse and also the omnipresent sun disturbs him with an insomnia that affects his sanity.