is an eight-episode Icelandic sci-fi mystery drama set in the small town of Vík í Mýrdal , a community living in the constant shadow of the subglacial volcano Katla, which has been erupting for over a year. Created by Baltasar Kormákur , the series blends local folklore with psychological tension, focusing on how a community handles trauma and grief when their past literally resurfaces. Plot Overview

A Swedish woman whose younger self suddenly reappears at the glacier.

A geologist from Reykjavík who discovers a version of his deceased son.

One year after a massive eruption, the few residents remaining in Vík are struggling with the ash and isolation. The mystery begins when a woman emerges from the glacier, naked and caked in black volcanic ash—but she is a version of someone who disappeared 20 years ago. Soon, more "ash people" appear, including , the sister of the protagonist Gríma , who had been presumed dead since the eruption started. Key Characters