As a climactic battle with the Danes draws near, untested Edward faces dire decisions about the fates of Uhtred, Wessex -- and England.

At the end of his days, Alfred takes Uhtred into his confidence about his plans for Edward's uncertain future, but Aelswith charts a different course.

Dispatched to Northumbria, Uhtred walks a fine line between fealty to Alfred and assisting Ragnar's savage blood feud with Kjartan.

Odda defies Alfred to coerce the king into war. Uhtred conspires with Erik to rescue Æthelflæd, forcing a fateful confrontation with Sigefrid.

Hoping to be joined by Edward's troops, Aethelflaed and Uhtred ally with the Welsh to face Cnut's thousand-warrior army at the Battle of Tettenhall.

Edward besieges Winchester as he awaits Aethelflaed's reinforcements, but Uhtred isn't convinced that conquest is really Sigtryggr's ultimate aim.

Armies converge in an epic, final showdown that determines the fate of a king's dream for England — and Uhtred's hope of securing his family's future.

Hild and Ragnar hunt for Uhtred, who lays plans for escape. Alfred eyes the kingdom of Mercia, and chaos erupts when Guthred's alliance crumbles.

A deadly betrayal threatens to splinter Ragnar's army. Uhtred forms a cunning battle plan and finds an unexpected ally in young Edward.

Uhtred turns his attention to Aethelflaed's plight. Alfred forces Edward to face his duty. Ragnar's army marches but traitors emerge from within.

Æthelred faces humiliation after his blunder in London backs Alfred into a corner. Her loyalties shifting, Æthelflæd makes a dire appeal to Uhtred.

His health failing and fearing for his legacy, Alfred sends Uhtred to confront a new threat: fierce Danish warrior Bloodhair and his sorceress, Skade.

A message from Uhtred and the machinations of Skade exploit divisions among the Danes. His health failing, Alfred wrestles with Aethelwold's fate.

Uhtred risks returning to Wessex to fulfill his vow to Brida. As the royal wedding approaches, Aethelwold spreads discord from the shadows.

Uhtred suffers an unbearable loss in his attack on Bebbanburg but takes some valuable captives during his retreat south. Aethelflaed prepares for war.

A united King Alfred and Uhtred leave the cover of the marshes and make a rallying call to all Saxon armies.

As his distrust of Uhtred deepens, Alfred sends Æthelred to drive Erik and Sigefrid from London, but the young lord harbors ambitions of his own.

As Uhtred and his men draw closer to Bebbanburg, prodigal son Wihtgar returns with some tricks up his sleeve. News of Cnut's treachery reaches Wessex.

The Danes under Brida and Sigtryggr sack Winchester, guided by the traitor Eardwulf. Haesten ambushes Uhtred's party and seizes valuable captives.

Falling afoul of Alfred, Uhtred flees north to his brother, Ragnar. His eye on the throne, Aethelwold begins assembling an alliance to strike Wessex.

Bloodhair and Aethelwold try to coax Uhtred into their alliance against Alfred. Fearing for her life, Aethelflaed turns to Father Beocca for aid.

Edward makes a kingly decision. Alfred lays plans for his son's future reign. Aethelwold faces a treacherous task. Uhtred and Brida search out a seer.

Uhtred leads a raiding party to Cornwall on a mission for wealth and independence and attracts the attention of a beautiful sorceress queen.

As a consequence of their actions in Cornwall, Uhtred and Leofric face off in a death match. The Danes launch an invasion of Wessex.

A repentant Aethelred lingers near death while his ealdormen vie for control of Mercia and Edward uses his niece Aelfwynn as a bargaining chip.