Exiled from the Ultramarines Chapter by Marneus Calgar, Captain Uriel Ventris ventures deep into the dreaded Eye of Terror to atone for his disgrace. There, Uriel must unleash the Emperor’s vengeance upon the followers of the Dark Gods and bring His divine light to this area of darkness. But a far more terrible foe dwells within these worlds of insanity – the ancient Chaos Space Marine Legions! With dishonour behind him and certain death ahead, Uriel must gather every ounce of courage if he is to survive and regain his honour!