Armed with more power and greater responsibility, Ragnar's desire to seek out and conquer new kingdoms remains unquenchable. Loyalties shift as friends turn to foes and unlikely alliances are formed. Amidst all the war and political confusion, not a single soul is spared in the name of supremacy.

Prepare to raid and wage battle once again, in an ancient kingdom dominated by vengeance, lust and thrilling conquest. The gripping family saga of Ragnar, Rollo, Lagertha and Bjorn continues as loyalties are questioned and bonds of blood are tested. Now king of his people, Ragnar remains a restless wanderer, leading his band of Norse warriors on epic adventures from the shores of Essex to the mythical city of Paris. But stunning betrayals and hidden...

Vikings returns for a gripping fourth season. Season three culminated with the extraordinary battle in Paris, where Ragnar seized victory from the jaws of defeat, but still returns to Kattegat dangerously ill. Thoughts of his death galvanize the forces who seek to succeed him as king, including his wife Queen Aslaug and his oldest son, Bjorn. Meanwhile, Lagertha continues power struggles with her calculating, former second in command, Kalf.