Ragnar tells Björn that he never wanted to be king, but only to explore and farm. Ragnar wants to return to Wessex to claim the land promised by King Ecbert. Floki feels that his new family with Helga is too happy, while Rollo wishes to be away from Siggy. Þórunn desires to be a shield-maiden like Lagertha, much to Björn's displeasure; he believes her to be carrying his child. When Lagertha announces she intends to raid with Ragnar, Kalf, her right-hand man, offers to remain and take care of Hed
A celebration is held in honour of the victory. Kwenthrith asks for the head of her uncle, and Ragnar questions her hatred; she admits to having been sexually abused as a child by him and her oldest brother. Concerned about Þórunn's safety, Björn lectures and then proposes to marry her. In Kattegat, Helga, Siggy, and Aslaug share strange dreams about a hooded stranger walking in the mist, one hand bloody and the other holding steaming snow. In Hedeby, Kalf expresses his jealousy towards Ragnar,
Helga, Siggy, and Aslaug help Harbard with his hand. He explains that he is a wanderer, offering to share stories about his travels and the gods in return for lodging. In England, Floki resents Ragnar's fighting for the Christians. The Vikings begin climbing the mountain to fight Kwenthrith's brother and his army. She asks Ragnar to spare her brother. Torstein volunteers to go first and dies valiantly. While Ragnar and his men fight their way up the hill, Aethelwulf's archers surround Kwenthrith
Aethelwulf attempts to befriend Rollo and Floki; Floki is unhappy about fighting for Christians. Athelstan sleeps with Judith and they both express their love for each other. Kwenthrith urinates on Ragnar's wounds. King Ecbert and Lagertha have a sexual relationship, but she tells him that "he only cares for himself". In Kattegat, Aslaug sleeps with Harbard. Harbard seems to be able to ease Ivar's pain simply by touching and talking to him. Kalf invites Erlendur to the village to help fight agai
The Vikings return to Kattegat, and the women learn of Torstein's death as the men learn of Siggy's. Ragnar is suspicious about why Aslaug was not watching the children. Floki becomes more outspoken about his hatred for Christians, and Athelstan. Helga tells Floki about Harbard, and he claims that Harbard is a god. Aethelwulf learns that Judith is pregnant with Athelstan's child, and he is sent to the settlement. A messenger arrives to tell Lagertha that her earldom has been usurped by Kalf; she
Þórunn gives birth to a girl that Bjorn names Siggy. A farmer returns from Wessex and tells Ragnar about Aethelwulf's massacre. Athelstan has a sign from God and tells Ragnar that he has been born again as a Christian. In Wessex, Judith gives birth to a son but is then sentenced to having her ears and nose cut off for adultery. After one ear is removed, she reveals that Athelstan is the father. King Ecbert says the child is sent from God and will be christened Alfred. Earl Kalf leads a fleet to
Ragnar's Viking fleet, also reinforced by Earl Siegfried, arrives in Francia and prepares for battle. Emperor Charles is asked by count Odo to evacuate Paris, but after privately consulting his daughter Gisla, he refuses. Ragnar shocks them when he decides to leave Floki in charge of the attack. Both Vikings and Franks prepare for the siege as the Christians pray for protection from the pagans. In England, Queen Kwenthrith has killed the Wessex nobles and has broken her ties with King Ecbert. Th
The Vikings attack Paris. Lagertha, Kalf, and Erlendur lead an attack on the city gate; meanwhile, Floki, Ragnar, Bjorn, and Rollo try to breach the walls from boats on the river. Princess Gisla manages to restore faith in the Frank troops by revealing the Oriflamme, the holy banner of their patron, Saint Denis. Eventually, the defense holds, repelling the Vikings with the use of oil, fire, and crossbows. While the Franks celebrate their victory, at the Viking camp the warriors have to deal with
With the Vikings still recovering, Ragnar orders another attack. Led by Rollo, Lagertha, and Kalf, they manage to pass the bridge, but they are once again pushed back. Siegfried is captured and executed on Gisla's insistence. Although the Franks have managed to defend the city, a plague has spread in Paris and citizens are dying. Count Odo begs the Emperor to come to terms with their enemy. Ragnar's wounds won't heal, leaving him weak. Trying to restore his leadership, he secretly meets the Fran
The Franks pay gold and silver to the Vikings, but they show no sign of leaving. Many people are still shocked at Ragnar's christening, and when the badly wounded leader dies, Bjorn is in charge. The warriors place Ragnar into a wooden coffin and escort it to the gates of Paris, where they meet the Bishop. The coffin is brought inside the Cathedral to be blessed, but Ragnar suddenly jumps out of the coffin alive. He takes Princess Gisla as a hostage and forces the guards to open the gates, allow