"Intent on rebuilding Ultramar, the returned primarch Roboute Guilliman wages war on the treacherous Death Guard - but the intervention of a greater power threatens all he works for. In the void and upon the worlds of Greater Ultramar, the battle for the Imperium continues. Intent on rebuilding his home realm and using it as base to reconstruct the ravaged stellar empire of mankind, the returned primarch Roboute Guilliman proceeds with his war to...

Dante is Chapter Master of one of the noblest but most troubled Chapters of Space Marines in the Imperium: the Blood Angels. From the time of his birth in the rad-scarred wastes of Baal Secundus, he was destined for glory and strife. From his apotheosis to Scout, to the hive cities of Armageddon and the alien menace of the Cryptas system, Dante has waged war against all the enemies of the Imperium. He has witnessed the divine, and struggled against...

The paths of Roboute Guilliman and his fallen brother Mortarion bring them inexorably together on Iax. Once a jewel of the Imperium, the garden world is dying, as the plans of the Lord of Death to use it as a fulcrum to drag the stellar realm of Ultramar into the warp come to deadly fruition. While Guilliman attempts to prevent the destruction of his kingdom, Mortarion schemes to bring his brother low with the Godblight, a disease created in the Cauldron...