The sun has died. Not a planet, not a star, shines in the black heavens. The Days of Light are less than a legend, their stories moldered to dust amid the chaos of the ancient Libraries. Yet, within their vast arcology, the last Millions of humanity live and thrive. Outside, the huge entities of the Night Land watch - and wait. The Last Redoubt has stood ten million years, and may stand ten million years more, but its final fall is inevitable...