After Uhtred follows his father to the battlefield, he watches his father's death from the sidelines, when the invading Danes capture Uhtred he is brought up as one of them after proving himself.

Uhtred and Brida are on the run. Uhtred attempts to clear his name for a wedding massacre. Brida finds an inventive use for a twig.

Uhtred wins the protection of Alfred, but this newfound allegiance might also cost him his relationship with Brida. Meanwhile, Brida harbors a secret of her own.

A cunning tactical play by King Alfred keeps Uhtred close at heel, but it's not long before Uhtred realizes he's been tricked and his relationship with the King hits a new low. Meanwhile, a great battle looms over Wessex.

Uhtred and Leofric must face off against each other in a death match-a consequence of their actions in Cornwall. But there are ominous signs of a greater battle to come - The Danes launch an invasion on Wessex, pouring through the streets and killing all in their path. Running for their lives in an escape to find safety, a bond is finally struck between Uhtred and King Alfred; the two men recognize they must now stand and fight together if Wessex is to be reclaimed. Uhtred realizes that his best chance of regaining Bebbanburg rests on Alfred's return to the throne.

The future of England is at stake and the King refuses to hide. He is a man on a mission. Leaving the cover of the marshes, a united King Alfred and Uhtred must get word to Saxon forces; they make a rallying call to all Saxon armies to converge at Egbert's Stone to fight a decisive battle against the Danes. Treachery, deception and heartache follow, though hope remains. Wessex can still be saved, but at what cost to Uhtred?

Having helped Alfred defeat the Danes in Wessex Uhtred is anxious to return to Bebbanburg and reclaim his kingdom. Accompanied by feisty nun Hild he arrives in York where Beocca and Father Hreothward lead the fight against renegade brothers Erik and Siegfrid and aim to free local lord Guthred from Uhtred's old foe Kjartan with Alfred's blessing. Guthred is saved and vows to help Uhtred arrest Kjartan and the treacherous Aelfric though Kjartan escapes. Grateful Abbot Eadred canonizes Guthred but Uhtred's enemies are still plotting to defeat him. Meanwhile in Essex, Brida and Ragnar argue with Alfred over the next way forward.

Uhtred proves his worth to a grateful Guthred and when a group of horsemen arrives, claiming loyalty to Guthred but in reality sent by Kjartan. Uhtred is quick to see through their lies and all are swiftly dispatched, except one Sihtric, who agrees to change sides. Beocca leaves to return to Wessex but the baleful Eadred, still illogically mistrustful of Uhtred, and anxious for a peace treaty with Erik and Siegfrid. poisons the simple gullible Guthred against his former saviour, particularly in the light of Uhtred's fondness for Guthred's sister Gisela. As a result Guthred, anxious for a truce with the Danes, betrays Uhtred, handing him over to his enemies. Beocca seeks Alfred's help in freeing him with Alfred asking Ragnar to locate him before he is taken overseas.

Married by Beocca to Gisela, Uhtred joins Ragnar and Alfred's nephew, the reluctant Aethelwold, and others including Hild and Beocca to travel north and defeat Sigefrid and Erik - and ultimately Kjarten, meeting up with Brida on the way. An early victory sends the treacherous brothers into exile and later brings Uhtred's party to visit a contrite Guthred, who now approves the storming of Durham, and release of Ragnar's sister, Thyra. The town is successfully captured and Ragnar faces Kjartan in single combat, a victory for justice, though Thyra does not react as hoped.

When Uhtred commits a serious crime Alfred turns events to his advantage but is outraged when Uhtred retaliates with an act of violence. Uhtred must embark on a voyage and Skade's power takes hold - has he passed a place of no return?

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

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

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

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.

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

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.

As a huge battle with the Danes is close, Edward has to make pivotal decisions that will affect the fates of Uhtred, Wessex - and England.

Uhtred receives news that Bebbanburg's defences have been weakened by Scottish attacks and plans to seize his birthright, but Edward refuses to help.

As Uhtred and his men draw closer to Bebbanburg, the prodigal son Wihtgar returns with some tricks up his sleeves. News of a treachery troubles Uhtred.

Uhtred suffers a great loss on his attack on Bebbanburg. As he retreats south, he takes some valuable captives. Aethelflaed prepares for war.

Aethelflaed and Uhtred ally with the Welsh king Hywel to face Cnut's army of a thousand warriors at the Battle of Tettenhall, hoping that they will be joined by Edward's troops.

Eardwulf and his men pursue Uhtred's party as it flees through a countryside ravaged by disease. Tensions between Edward and the Mercians rise.

Aelfwynn suffers from the sickness sweeping the land. Edward proposes an unexpected path forward for Mercia. Cnut's kinsman Sigtryggr arrives in Wales.

Uhtred reluctantly prepares to take power in Mercia but he has an alternate plan in his mind. Brida joins the Danes in attacking the Welsh.

Brida and Sigtrggr lead the Danes to Winchester, guided by the traitor Eardwulf. Haesten ambushes Uhtred's party and seizes valuable captives.

As he awaits Aethelflaed's reinforcements, Edward besieges Winchester. Uhtred isn't convinced that conquest is really Sigtryggr's ultimate aim. Stiorra seeks to follow her own path. The wind shifts in Winchester.

Ill omens and border raids make Uhtred extra vigilant at his northern outpost. King Sigtryggr is visited by his notorious brother Rognvaldr.

A betrayal at Eoferwic sends Sigtryggr in search of aid, while Uhtred begs Aethelflaed for military support she cannot give. Edward meets a new ally.

In the aftermath of the tragic battle for Eoferwic, Sigtryggr is forced to make a painful choice. Edward learns of Aethelhelm's intrigues in Mercia.

Rivals secretly advance competing successors upon the death of a Mercian ruler. Brida finds solace in the faith of her prisoner, Father Pyrlig.

Aethelhelm's subterfuge successfully foments war tensions between Edward and Sigtryggr, but his thugs make a crucial mistake in attacking a pilgrimage.

The forces of Edward and Sigtryggr march toward battle as Uhtred races to reveal the truth of Aethelhelm's scheming and avert a ruinous war.

Edward offers a role to Stiorra that would restore her to power. Aethelhelm meets with a Saxon enemy. Uhtred has a long-overdue reckoning with Brida.

Upon learning of Aethelhelm's location, Uhtred proposes an audacious attack to rescue Aelfwynn and restore his birthright - but Edward is cautious.

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 wins the protection of Alfred, but this newfound allegiance might also cost him his relationship with Brida. Meanwhile, Brida harbors a secret of her own.

Edward offers a role to Stiorra that would restore her to power. Aethelhelm meets with a Saxon enemy. Uhtred has a long-overdue reckoning with Brida.

Uhtred and Brida are on the run. Uhtred attempts to clear his name for a wedding massacre. Brida finds an inventive use for a twig.

When Uhtred commits a serious crime Alfred turns events to his advantage but is outraged when Uhtred retaliates with an act of violence. Uhtred must embark on a voyage and Skade's power takes hold - has he passed a place of no return?

Aethelflaed and Uhtred ally with the Welsh king Hywel to face Cnut's army of a thousand warriors at the Battle of Tettenhall, hoping that they will be joined by Edward's troops.

A cunning tactical play by King Alfred keeps Uhtred close at heel, but it's not long before Uhtred realizes he's been tricked and his relationship with the King hits a new low. Meanwhile, a great battle looms over Wessex.

Aelfwynn suffers from the sickness sweeping the land. Edward proposes an unexpected path forward for Mercia. Cnut's kinsman Sigtryggr arrives in Wales.

Ill omens and border raids make Uhtred extra vigilant at his northern outpost. King Sigtryggr is visited by his notorious brother Rognvaldr.

After Uhtred follows his father to the battlefield, he watches his father's death from the sidelines, when the invading Danes capture Uhtred he is brought up as one of them after proving himself.