Ages ago an army of enslaved humans and their daevi slavers revolted against the Vhelgar masters and destroyed the main energy source of their suppressors: the Altar of the Undying. After the destruction of the Altar, a powerful magical surge sent a shockwave of unrelenting energy throughout the Empire of the Eight Demons, covering it wholly in a thick layer of ice and plunging it into a time of utter darkness. The world ended.