"The Adepta Sororitas of the Left Candle have stood vigil over their sanctuary world for centuries, striving to decipher their 'founder's' tormented visions. Outsiders are unwelcome, yet still they come. Decimated by an encounter with a lethal xenos entity, the survivors of an elite Astra Militarum company have journeyed to the Candleworld in search of healing, escorted by a woman who is no stranger there--Sister Hospitaller Asenath Hyades, who turned...