**The citadel of the autarch - Volume 4 of the book of the new sun**: The Citadel of the autarch - Severian the fallen Torturer pursues his grand destiny across the lands of Urth, in a journey fraught with peril and wonder, ancient memories and savage death. Fleeing the terrors of the deep water dwellers and the flying slivers of night, he moves inexorably toward the final mystery the long foretold coming of the New Sun!.
