Once reviled as the most dangerous sorcerer in the galaxy by his brethren, Magnus the Red has endured pain and reformation the likes of which mortals cannot even comprehend. But the Crimson King is broken, and now rules nought but ashes and dust, despite – or perhaps because of? – the best efforts of his sons. Tumbling through personal hells and chased by the echoes of his past, Magnus’ attention falls once more upon Ahriman and the cabal of Thousand Sons who unwittingly brought so much calamity to their Legion. Read it because Plying the slow, ponderous void-routes through the backways of Ultramar, the funeral ship Shendao heads for a cemetery world with its cargo of the dead. Recent wars have left the warp in an eerily calm state and yet, inexplicably, an intruder emerges from the shadows of the vessel’s undercroft. What could a renegade Iron Warrior like Warsmith Honsou want from the Shendao, enough to face the Space Marines of the Ultramarines Chapter alone?