King Ecbert finds himself facing an entirely new kind of foe; Ragnar races to dominate in the west; Jarl Borg has his own plans in store for the future of…

The battle begins between Ragnar and King Horik’s forces against Jarl Borg; Princess Aslaug makes her way to Kattegat.

A seer reads Earl Haraldson’s future and tells him that Ragnar searches for his death.

The journey west begins as Ragnar gathers a crew willing to risk their lives to travel into the unknown. Earl Haraldson’s paranoia reaches new heights as his fear of Ragnar’s…