The lords of silence

"The galaxy has changed. Armies of Chaos march across the Dark Imperium, among them the Death Guard, servants of the Plague God. But shadows of the past haunt these traitors... The Cadian Gate is broken, and the Imperium is riven in two. The might of the Traitor Legions, kept shackled for millennia behind walls of iron and sorcery, has been unleashed on a darkening galaxy. Among those seeking vengeance on the Corpse Emperor's faltering realm are...