After the Horus Heresy. The Emperor of Mankind in his last ditch effort to keep The Imperium going he gave his successor his powers and most importantly his life so he can rebuild the damages to the Imperium. But what he didn't know that this will cause a shift that will change the Galaxy Lucien, Now the Emperor's Successor must change the Imperium, The Galaxy or maybe the universe all together to fix its problem, with his army, his cold logical words or by force