I, Vermin: Aurora, a starving underhiver child, is guided by faith and a mysterious glowing figure from the safety of her tiny pipe to the halls of the Schola Progenium. Here she will have the chance she's always dreamed of, to serve the Emperor with a faith like her vanished mother's. But the faith Aurora grew up with does not seem to be the same faith that she finds in her classmates, friends, and mentors and the lessons she learns are perhaps not the ones the schola ever intended to teach her...