A troubled police officer is forced back to her hometown. Confronting her abusive mother is inescapable but the discovery of a body changes everything. She's forced to search for a dangerous serial killer while stuck in a dark pit.

Young police detective Anita leaves Reykjavik to investigate the death of a tourist on the black sands. In what turns out to be her first case, she discovers a serial killer has been operating for years, disguising murders as accidents. Anita's hometown is also here, and she has a few issues to face while in the area.

Fourteen months after the Black Sands tragedy, in the dark Arctic winter, the survivors of the town of Glerársandar are still haunted by the revelation that one of their beloved resident was a serial killer And now, with the strange death of an elderly resident, Helena, and another shocking murder, the people are reminded that evil cannot be eradicated by staying silent. As an investigation unfolds, the town's dark history of abuse and negligence is revealed, exposing that their serial killer was just one part of a much larger, insidious secret.