Oll Persson stands apart from the rest of mankind. He is one of the old ones, one of the undying. One of the Perpetuals. Now, fleeing from the ruins of Calth with his band of fellow refugees, the vagaries of the warp have brought him through the backways of time and space to a city that rests on the edge of oblivion... and no further. The path has ended abruptly, and Oll's enemies are finally closing in. Will his immortality be enough to save him this time?.