Season 1

In a closed mine in northern Sweden, Lars Ruud is leading the work of creating the world's largest final repository of nuclear waste. The project is delayed and activists are trying to stop the opening. One night, the guard Oskar shoots an intruder in the area. Shortly afterwards, a mysterious explosion occurs that kills three people in Lars' team. His closest colleague Helen survives but does not remember much of the incident. When Lars goes down into the mine again, he discovers something very strange. In the roles: Aksel Hennie, Vera Vitali, Eero Milonoff, Mattias Nordkvist, Ardalan Esmaili, and others. Directed by Aleksi Salmenperä. Screenplay: Mikko Pöllä and Aleksi Salmenperä.

A white surface has been exposed. Lars Ruud hides the discovery. Magnus, who worked to expose the white surface, breaks down when he comes out of the mine. Lars persuades Helen to go down into the mine. Environmental activist Astrid, escapes from the hospital.

There was a rumour of buried treasure in the mine. The white surface, turns out to be a white wall. Helen sends to a lab.

Helen's old geology professor Christopher arrives at the mine. Axel's conduct changes after a visit to the white wall. Chris sees that the wall is larger and different from their initial estimations.

The final repository is opened with ceremony and party. Astrid suspects that her father Besse is planting a bomb.

A ceiling collapses in tunnel exposing the huge white capsule that Chris predicted. Lars is desperate to find out what's inside it. Lars wants a rational explanation, while Helen thinks it is beyond human comprehension.

Helen tell HQ about the white capsule. Lars is arrested when he tries to drill a hole in it. HQ shuts the entrance to the tunnel with the capsule. Oskar helps Lars escape from custody.

Lars finds another way to the capsule. He drills into the capsule and liquid comes out.