Time background: From the end of M41.999 To the beginning of M42, a great rift tore the galaxy apart, and rumors of the Emperor's awakening spread.
Protagonist: Erich von Stadtfeld, a former Hive City law enforcer, was silenced for exposing the heresy of the planetary governor. When he was about to die, he was secretly transformed by the Inquisition into an "Ashbringer" (a special psychic transformation person), and became a peripheral agent of the Inquisition.
Human Empire vs. Deep-rooted Corrupt System