Emperor Constant is dead and his rivals are scrabbling for power - but any misstep could plunge the land, already devastated by the shocking outcome of the Third Crusade, into a calamitous civil war.

The Imperial throne is not the only one in jeopardy. Two brothers, imprisoned veterans of the Crusades, finally return home to find their father's kingdom being plundered - but the price of regaining their birthright will have far-reaching implications for the entire empire.

In the East, Sultan Salim, peacemaker and visionary ruler, faces his greatest challenge as his people demand an invasion of the West in retribution for the Rondian Crusades

And lurking in the darkness, orchestrating both the power struggles and the inevitable conflicts, is a shadowy group threatening to destroy civilisation itself.

Once more, Urte stands on the brink of cataclysm.