With the promise of new land from the English, Ragnar leads his people to an uncertain fate on the shores of Wessex. King Ecbert (Linus Roache) has made many promises and it remains to be seen if he will keep them. But ever the restless wanderer, Ragnar is searching for something more … and he finds it in the mythical city of Paris. Rumored to be impenetrable to outside forces, Ragnar and his band of Norsemen must come together to break down its walls and cement the Vikings legend in history.