Ragnar meets King Ecbert, who questions his reasons for staying in Wessex and offers to grant him some land.
Later, back at camp, one of Horik's ships arrives with news of Jarl Borg's sacking of Kattegat.
Ragnar and his men set sail for home. Athelstan chooses to remain with Horik,
but is later captured by soldiers after his hunting party is ambushed.
Rollo hides Aslaug, Siggy and the other survivors at a remote homestead and tries to rally others to help them retake Kattegat.
Ragnar returns home and finds his family. His happiness is soured by Rollo's revelation that they do not have enough men to defeat Borg.
In Wessex, Athelstan is branded an apostate and crucified, but his life is saved when Ecbert arrives and orders him taken down from the cross.
Ragnar is surprised when a large group of fighters arrives led by Lagertha and Bjorn. Ragnar is overjoyed to be reunited with his son.