Exiled from Norway, Harald Sigurdsson, brother to murdered King Olaf, must battle mercilessly for survival in the lands of the Kievan Rus. His brother’s legacy gifts him a warband of hardened warriors and entry to the court of Prince Yaroslav the Wise. By his wits, sword and skill in battle, Harald must learn not just to survive but to triumph. He fights for glory, for fame, and to regain his family’s battle-stolen throne. But his greatest challenge may not come from battlefield foes but from those who stand by his side.

989 AD. Alfred the Great’s dream of a united England has been forged by his daughter Aethelfaed and grandson, King Aethelstan. The Vikings have been expelled from York following the death of Erik Bloodaxe, and for two generations there has been peace between Saxon and Dane. A new Viking warlord Olaf Tryggvason seeks revenge for Bloodaxe's death and the slaughter that followed, and has set his sights on a fresh assault on England’s shores. With Skarde Wartooth they set sail for Saxon lands, hungry for glory, conquest and vengeance.

AD 916. In the Orkney Isles, a young woman flees her home to save the life of her unborn child. Eighteen years later, a witch foretells that evil from her past is reaching out again to threaten her son. Outlawed from his home in Iceland, Einar Unnsson is thrown on the mercy of his Uncle, the infamous Jarl Thorfinn 'Skull Cleaver' of Orkney. He joins forces with a Norse-Irish princess and a company of wolfskin-clad warriors to become a player in a deadly game for control of the Irish sea.

Norway, AD 958. The Northern realm is once again at war. The exiled sons of Erik Bloodaxe have returned with the help of the Danes and have slain King Hakon. They now come for Hakon's heir, Jarl Trygvi. Trygvi's wife, Astrid, and young son, Olaf, flee their home with the aid of their household warriors. Pursued by the Bloodaxe brood, the family escapes east, through the dark, forested land of the Swedes and across the treacherous East Sea.

Alternate history—1116 AD. Three hundred years of cruel Viking raids have finally united Christian Europe against the pagan Northlands. A great crusade has been called to pacify the wild Norse kingdoms. The banner of the cross has been raised against the North, and all the power and fury of the West rides under it. Ordulf, a talented young German swordsmith, is ripped from his comfortable life and cast into the bloody chaos of the crusade. As fate deals him a cruel blow in the lands of his enemies, he will have to forge a new path through the chaos or be consumed by it.