The fleets once again depart for Wessex but instead of raiding Wessex, they are aiding them.
Kalf has taken over and makes himself Earl as Kwenthrith's brother flees after his uncle's army is destroyed.
The battle against Burgred commences but doesn't last long as Porunn finds herself seriously injured and pregnant.
Aethelwulf has changed his mind and is keen to form an alliance though some aren't happy about it.
The fleet returns back to Kattegat but Sliggy has died saving Ragnar's sons as Ragnar decides to attack Paris.
Plans for the attack on Paris get underway as Floki finds himself getting more desperate.
The Viking fleet manages to create panic in Paris. The Emperor Charles is determined to remain in the city.
The Viking army embarks and Paris goes into lockdown as the army prepares the defense, overseen by Odo. The Vikings are determined to make it through the gates of Paris and will stop at nothing to succeed.
Source: History Channel
Paris is hit with a second assault. Emperor Charles needs to make a difficult decision.
The Vikings launch another attack on Paris in an attempt to seize control but for Ragnar, he is slowly dying.