In the near future a new phenomenon starts happening all over the world with powerful flashes of light occurring in the ocean and people from the past mysteriously reappearing. Called “beforeigners,” these people come from three separate time periods: the Stone Age, the Viking era and late 19th century. A couple of years later, Alfhildr – who comes from the Viking Age – has to partner up with a burned-out police officer, Lars Haaland, to investigate the murder of a beforeigner. The pair begins to unravel a larger conspiracy behind the origin of the mysterious mass arrivals.

Ida Waage is a dynamic woman, working as the CFO at a prestigious law firm. One day, she spots a suspicious invoice and soon traces it back to a money laundering operation linked to the firm’s biggest client, Peer Eggen. She alerts her executive board, but to her shock, they turn on her, and look to discredit her with the threat of false accusations. With her job and credibility at threat, Ida continues to seek justice and alerts the police.