Damnatus: The Enemy Within (or to give it its original German name, Damnatus: Der Feind Im Innern) is a Fan Film set in the universe of Warhammer 40000. It follows a small team of mercenaries recruited by the Imperial inquisition as they attempt to infiltrate a suspected Chaos cult on the planet of Sancta Heroica. It appears that a rogue inquisitor is behind the cult and is attempting to summon a daemon for his own purposes, but the plot goes deeper than that, and it is not long before the heroes find themselves in way over their heads. Damnatus provides examples of: