From the publisher In the darkling depths of the fantastical future, the torturer Severian continues his journey of exile to the city Thrax. He carries with him the ancient executioner's sword Terminus Est, and the Claw of the Conciliator, a gem of extraterrestrial power and beauty which no one man is meant to possess. In a world of magical beauty and awesome powers, Severian travels the perilous road towards his destiny.