Faced with a coming apocalypse, a woman must reckon with her past to solve a series of sudden and inexplicable deaths in a searing sci-fi thriller from the author of The Space Between Worlds. Revolution is a spark, and rage is the fire. In the harsh desert realm of Ashtown, the Emperor reigns with an iron fist, guarding against the relentless hostility of Wiley City. Scales, a skilled mechanic and fierce warrior, is the Emperor's trusted confidante.