Olaf makes a pact with Kåre as Kattegat prepares for its defense. In Canute’s absence, his father, Sweyn Forkbeard, shares England’s throne with Edmund.

Leif says a painful goodbye. Harald’s new love is not what she seems. A key battle comes to an end, but the war to rule over Norway is just beginning.

Olaf and Kåre gather their forces to invade Kattegat. Palace intrigue over control of England’s throne results in an unexpected turn of events.

Harald learns a devastating secret. The group encounters a dangerous stranger. Harekr reveals his true intentions for the future to Freydis in Jomsborg.

Schemes, betrayals and politics rule the day as a new monarch takes the throne of England. Leif is hailed as a hero but secretly questions his faith.

Freydis returns to Kattegat and joins a sacred order. Canute solidifies his power in England. Kåre revisits the holy site of a childhood trauma.

Emma prepares to defend the throne. Magnus and Harald vie to be King of Norway. Unbeknownst to each other, Leif and Freydis both return to Kattegat.

On a pilgrimage, Freydis and her party are savagely attacked. Harald and Leif seek a route through the marshes near London as Edmund is crowned king.

The travelers make a deadly miscalculation on the way to Constantinople. Olaf sets off after Harald, and Emma’s paranoia pushes her over the edge.

Leif proposes an audacious assault on London, one that Emma and Godwin fear their brash and headstrong boy-king, Edmund, will be too reckless to defeat.

To save the life of Freydis, Leif agrees to join Canute and Harald’s siege of London. Queen Emma dispatches stepson Edmund to secure an ally’s help.

Olaf lands in a terrible position after Forkbeard invades Kattegat. In hiding, Freydis and Harald must decide whether to fight for the throne or flee.

Harald sacrifices everything to protect his friends, Canute gathers his sons in Kattegat and Erik tries to convince Freydis to stay in Greenland.

Freydis confronts Erik over his schemes to make her stay, Canute declares a successor and Harald devises an escape plan.

Freydis finds a new home. Harald formulates a daring new plan to take back Norway, but Leif’s not on board. A new threat appears in London.

Harald and Leif help Romanos lay siege at Syracuse. Canute travels to Rome to meet with the Pope. A new arrival in Jomsborg catches Freydis’ eye.

Harald fights the Emir for control of Syracuse. Something causes the Jomsborg townsfolk to fall ill. Magnus Olafsson unexpectedly arrives in Kattegat.

As the Byzantine army returns to Constantinople, Leif agonizes over the Syracuse horror. Magnus sails to Jomsborg as Freydis’ people begin to heal.