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.

England, 1351. The Pestilence has ravaged the land. Villages lie abandoned but for crows and corpses. Highways are patrolled by marauders and murderers. In these dark and dangerous times, the wise keep to themselves. But Gerard Fox cannot afford to be wise. The young knight has been robbed of his ancestral home, his family name tarnished. To regain his lands and reputation, he sets forth to petition the one man who can restore them. Fate places Fox on the wrong road at the wrong time as he hurtles towards a chance encounter.

When his father is killed at Arsuf protecting King Richard, Thomas is knighted. His hopes of inheriting his family's manor are dashed when Prince John takes power in his brother's absence. With a handful of men, Sir Thomas is forced to travel to Sweden where he joins the Jarl Birger Brosa fighting the Estonians, Karelians and Slavs. Fighting in the harsh environment of a Baltic winter makes Sir Thomas and his men stronger. There he learns of further treachery and dishonour among Bishops, Kings and Princes who value thrones more than men.

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.

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.