In Iceland, Ubbe and Torvi finally meet a mysterious wanderer. Bjorn is forced to re-think who his enemies are when Erik returns from a scouting mission with worrying information. Bjorn will need allies, but he may not be able to convince his old foe, King Harald, to join forces in the face of the new threat. Ivar is reunited with someone close to him.
Bjorn is forced to act quickly in the aftermath of the election for the King of all Norway. The bandits attack Lagertha's village again, confident of victory. But when the defense boils down to single combat with Lagertha, victory for the bandits looks less certain. Back in Kattegat, haunted and paranoid, Hvitserk continues to unravel.
Lagertha leads her village's response to the recent attacks but despite her best efforts, when the inevitable attack comes, the consequences are tragic. Olaf has a bold new plan for the future of Norway. In Kiev, although Ivar discusses Oleg's ambitions for Scandinavia, he's actually more interested in the plight of Igor, the young heir who Oleg controls.
Lagertha is visited by women from the nearby villages and they feast together happily but the community is shattered by shocking events that follows and Lagertha is forced to take action. In Kiev, although Oleg continues to be friendly, Ivar is aware of the threat which Oleg poses, not only to himself, but to the vulnerable young heir to the throne. Bjorn has answered the call and come to the aid of an old enemy, but all is not as it seems and disaster looms for Bjorn's forces.
It's six months after the battle of Kattegat, and Bjorn is now king. However, as he struggles with the responsibilities of kingship, he learns that he can't rely on his mother, since she has other plans.
Photo Credits: Jonathan Hession/History; Bernard Walsh/History; History; Netflix; Pop TV; Robert Viglasky, Hartswood Films; Fred Hayes/Disney+, Fox, PopTV; Bettina Strauss/Netflix; Nicole Rivelli/Amazon, Netflix, Frank Masi/Apple, Disney, Jasper Savage/Hulu; Diyah Pera/CW