Entry to Valhalla eludes Ragnar, but as he lies in his sick bed in Kattegat events unfold beyond his control. Bjorn orders the arrest of Floki for Athelstan's cuddle while in Paris, Rollo betrays the last of his Viking supporters to strengthen his position in the French court. In Hedeby, Kalf announces joint earldom with Lagertha, but is power sharing Kalf's true intention and is Lagertha actually willing to share what once was hers?.
Vikings follows the adventures of Ragnar Lothbrok the greatest hero of his age. The series tells the sagas of Ragnar's band of Viking brothers and his family, as he rises to become King of the Viking tribes.
As well as being a fearless warrior, Ragnar embodies the Norse traditions of devotion to the gods, legend has it that he was a direct descendant of Odin, the god of war and warriors.