Vikings: Death All 'Round Season 4, Ep 9
The Vikings continue hauling their boats overland toward Paris. Erlender finally attempts his revenge on Bjorn. Ecbert is crowned king of Mercia, to the consternation of former ally King Aelle. Aethelwulf and Alfred arrive in Rome and meet with Pope Leo.
Vikings: Portage Season 4, Ep 8
An increasingly unhinged Ragnar directs his raiding party on a new plan to re-attack Paris. Young Siggurd tries to expose Harbard to Aslaug. And the court intrigues of both Wessex and Paris turn bloody.
Vikings: The Profit and the Loss Season 4, Ep 7
Ragnar and his raiding party come up against Rollo's new defenses as they attempt to head for Paris. In Wessex, Ecbert schemes to gain the crown of Mercia. Back in Kattegat, Harbard takes advantage of the men's absence.
Vikings: Yol Season 4, Ep 4
Bjorn faces a challenge on his return to Kattegat, and makes another stop to pick up a new companion. Ragnar spends some private time with a new slave girl. Rollo and Gisla come to a new understanding. And some more royal intrigue between Wessex and Northumbria.
Vikings: Mercy Season 4, Ep 3
A vision leads Ragnar to release Floki. Rollo has troubles fitting in with the Franks. Bjorn continues his sojourn in the wilderness. Meanwhile in Wessex, King Ecbert and Judith re-start their affair.
Vikings: Kill The Queen Season 4, Ep 2
As Ragnar and Floki remain at odds in Kattegat, Rollo makes great efforts in Paris to win over his new bride, Princess Gisla. Bjorn's survival skills are put to the test in the wilderness, while King Ecbert sets the task for his son Aethelwulf to rescue Queen Kwenthrith from opposing forces in Mercia.
Vikings: A Good Treason Season 4, Ep 1
Ragnar lies at the brink of death. Bjorn orders the arrest of Floki for Athelstan's murder. Rollo adjusts to his new life as a Frankish noble, and Gisla his new wife tries to adjust to him. Kalf and Lagertha announce they will rule Hereby as co-Earls.