- Writers: Michael Hirst
- Stars: Alexander Ludwig , Alyssa Sutherland , Cathal O'Hallin , Clive Standen , Cormac Melia , Donal Logue , Edvin Endre , Gaia Weiss , George Blagden , Gustaf Skarsgård , Jefferson Hall , Jessalyn Gilsig , John Kavanagh , Katheryn Winnick , Linus Roache , Maude Hirst , Moe Dunford , Travis Fimmel
At the request of King Horik, Ragnar, his brother Rollo, son Bjorn and Floki travel to Götland to negotiate a land dispute with Jarl Borg. While awaiting word from King Horik on Borg's proposal he meets and makes love to a beautiful princess, Aslaug, but Bjorn challenges his father after he sees them. At home, Lagertha has had strange dreams and fearing for Ragnar consults the Seer who tells her that he is not in danger for his life but for the magical world. She has little time to worry however as the black plague strikes the village. Her daughter Gyda and Athelstan both fall ill as do Siggy and her daughter Thyri.