After civilization succumbs to a deadly pandemic and his wife is murdered, a special forces soldier abandons his duty and becomes a hermit in the Nordic wilderness. Years later, a wounded woman appears on his doorstep. She's escaped from a lab and her pursuers believe her blood is the key to a worldwide cure. He's hesitant to get involved, but all doubts are cast aside when he discovers her pursuer is none other than Commander Stone, the man that murdered his wife some years ago.

During a traditional battle claim, an earl kills a tough Viking in a cowardly way. Twenty years later, the Vikings' son has become one of the most notorious barbarians and is now seeking revenge on the entire village.

Armed with only one word - Tenet - and fighting for the survival of the entire world, the Protagonist journeys through a twilight world of international espionage on a mission that will unfold in something beyond real time.

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.

After being confronted with her fear of being too big, Sara, 181 centimeters tall and heavily built, begins to explore her perception of femininity, with her talkative vulva.