The Prince of Nothing Series by R. Scott Bakker

A score of centuries has passed since the First Apocalypse and the thoughts of men have turned, inevitably, to more worldly concerns...A veteran sorcerer and spy seeks news of an ancient enemy. A military genius plots to conquer the known world for his Emperor but dreams of the throne for himself. The spiritual leader of the Thousand Temples seeks a Holy War to cleanse the land of the infidel. An exiled barbarian chieftain seeks vengeance against the man who disgraced him... moreA score of centuries has passed since the First Apocalypse and the thoughts of men have turned, inevitably, to more worldly concerns...A veteran sorcerer and spy seeks news of an ancient enemy. A military genius plots to conquer the known world for his Emperor but dreams of the throne for himself. The spiritual leader of the Thousand Temples seeks a Holy War to cleanse the land of the infidel. An exiled barbarian chieftain seeks vengeance against the man who disgraced him. And into this world steps a man like no other, seeking to bind all - man and woman, emperor and slave - to his own mysterious ends.But the fate of men - even great men - means little when the world itself may soon be torn asunder. Behind the politics, beneath the religious fervour, a dark and ancient evil is reawakening. After two thousand years, the No-God is returning. The Second Apocalypse is nigh. And one cannot raise walls against what has been forgotten... less

"Book Two of The Prince of Nothing" finds the Holy War continuing its inexorable march southward. But the suspicion begins to dawn that the real threat comes not from the infidel but from within...Steering souls through the subtleties of word and expression, Kellhus strives to extend his dominion over the Men of the Tusk. The sorcerer Achamian and his lover, Esmenet, submit entirely, only to have their faith - and their love - tested in unimaginable ways... more"Book Two of The Prince of Nothing" finds the Holy War continuing its inexorable march southward. But the suspicion begins to dawn that the real threat comes not from the infidel but from within...Steering souls through the subtleties of word and expression, Kellhus strives to extend his dominion over the Men of the Tusk. The sorcerer Achamian and his lover, Esmenet, submit entirely, only to have their faith - and their love - tested in unimaginable ways. Meanwhile, the warrior Cnaiur falls ever deeper into madness. Convinced that Kellhus will betray their pact to murder his father, Cnaiur turns to the agents of the Second Apocalypse and strikes an infernal bargain. The Holy War stands on a knife edge. If all is not to be lost, the great powers of the world will have to choose between their most desperate desires and the end of the world. Between hatred and hope. Between Anasurimbor Kellhus and the second apocalypse. less

The apocalyptic holy war comes to a head in this conclusion to the groundbreaking Prince of Nothing series and casts into question all the action that has taken place before.