With her master dead and her oaths foresworn, necromancer and spy Isyllt Iskaldur finds herself in exile. Hounded by assassins, she seeks asylum in Assar, the empire she so recently worked to undermine. Warlords threaten the empire's fragile peace, and the empress is beset by enemies within the court. Even worse, darkness stirs in the deep desert. Ancient spirits long held captive are waking - spirits that can destroy Assar faster than any...