Dark secrets lurk in the Fallen Dome of Periculus, and Tempes Sol of the Guild of Light seeks them out to cement his place in the underhive - if he, and Hive Primus itself, can survive what he unleashes. 

Kal Jerico returns to Hive Primus, chasing his biggest bounty yet: the maniacal preacher Desolation Zoon, racing downhive in a mining hauler bristling with stolen Guilder weaponry...but with a prize like this at stake, every other Venator worth the name will be hunting down the Redemptionist. Can Kal claim Zoon’s head, or will he find a rival’s knife in his back?

Baggit is a fast-talking ratling sniper with a greedy eye and loose morals. Clodde is an ogryn, a brute with a core of decency and a desire for a better life. Two abhuman deserters turned thieves, at large in the monolithic city of Varangantua, where only the tough or the ruthless survive. Having landed in debt to a savage crime lord, Baggit and Clodde end up in the crosshairs of the meanest, most puritanical sanctioner in the city. 

Once a loyal son of the Emperor's Children, Fabius Bile now loathes those he once called brother. But when a former comrade requests his aid on a mission he cannot refuse, Bile is drawn once more into the sinister machinations of his former Legion. Now, accompanied by new allies and old enemies alike, Fabius Bile must travel deep into the wilds of the Eastern Fringe, in search of a world unlike any other. A world which might hold the key to his very survival. A world called Solemnace....

Nathaniel Garro and the Knights-Errant offer a tantalising answer to a question many fans of Warhammer 40,000 and the Horus Heresy have asked themselves - did every member of the traitor Legions turn against the Imperium? This collection of stories follows some few Astartes who turned on their Legion rather than their emperor or else became blackshields - renegades in that grey space somewhere between loyalty and betrayal. 

Cadia, 10,000 years a stalwart bastion against Chaos, is broken. Its collapse at the hands of Abaddon and the Thirteenth Black Crusade has fractured the Imperium of Man, and in its wake spreads the seeds of heresy, lies and insurrection. It falls to Cadia’s survivors to fight on, bloodied but unyielding, in the name of the Emperor. On the world of Malouri, traitorous forces have retreated to the impregnable island fortress of Crannog Mons.

Harran Blackwood was a Warrior-Priest of ruthless virtue. Now he's a man with a scorched reputation, prowling the back alleys of Greywater Fastness, content to fight the petty wars of racketeers for survival. But when a desperate message arrives from an old friend, Blackwood is forced to confront a past he thought long buried. Summoned to the isolated village of Wald, Blackwood sets off on a perilous trek to ensure the sins of his former life remain forgotten.

Huron Blackheart is the lord of the Red Corsairs, master of the lawless Maelstrom and its piratical denizens—but oathbreakers and renegades can seldom rely on the loyalty of their followers. With the galaxy thrown into turmoil by the return of Roboute Guilliman, the former Tyrant of Badab faces a renewed Imperium and fresh challengers emerging within his own ranks. Huron must call on every trick he knows to stay in control—and alive. 

Born into riches, Probator Symeon Noctis attempts to atone for his past sins by championing the powerless of Nearsteel district. But the sprawling city of Varangantua is uncaring of its masses, and when a bisected corpse is discovered in the neutral zone between Nearsteel and the Adeptus Mechanicus enclave of Steelmound, Noctis finds himself cast into his most dangerous case yet. 

On the forge world of Morod, the machines never stop and the work never ends. The population toils in the mines and factoria to protect humanity from the monsters in the void, while the Adeptus Mechanicus enjoy lives of palatial comfort. Genetor Gammat Triskellian seeks to end this stagnant corruption. When he learns of a twisted congregation operating within the shadows, one which believes that the tech-priests are keeping people from their true salvation, he sees in them an opportunity to bring down Morod's masters and reclaim the world in the name of progress.

In the far reaches of Imperial space, a ferocious warp storm approaches an Administratum world, cutting off the entire planet from the rest of the Imperium. As their towering grey spires are punished by endless rain, countless administrators, tithe-masters, and book-keepers are forced to evacuate. Among them is Greta, a lowly data-drone with a terrible secret, wanted for questioning by the sadistic Imperial interrogator Stefan Crucius. As disaster strikes and the pair are left stranded in the depths of the drowning city, captor and captive must cooperate.

Before the being called the Emperor revealed himself, before the rise of the aeldari, before the necrontyr traded their flesh for immortal metal, the world was born in violence. Even when they inhabited bodies of flesh, Trazyn the Infinite and Orikan the Diviner were polar opposites. Trazyn, a collector of historical oddities, presides over a gallery full of the most dangerous artefacts - and people - of the galactic past. Orikan, a chronomancer without peer, draws zodiacs that predict and manipulate the future. 

In the midst of a vast gas nebula lies a remote watch-station, hanging silently against a tapestry of dying stars. It sits alone, patiently awaiting lost travellers adrift in the freezing vastness of the void. To such souls it appears as a blessing, a safe haven from the warp storms that wrack the immaterium and destroy the ships of those foolish enough to test the tides. To Captain Arq and her crew, it is one thing - refuge. But things are never so simple.

The wind screams. The dark night is freezing. Vossk, a Vostroyan Firstborn, shrinks into a rock against a howl of memories. Having disgraced himself by deserting his post during a terrifying encounter, Vossk had resigned himself to penal servitude, though yearned for the chance to redeem himself. But in the 41st Millennium, such dreams are hollow when a man’s reality has been shaken to his core. Found in the shadows of a pitiless cave, Vossk relives his tale to his rescuer.... 

The Inquisition moves amongst mankind like an avenging shadow, striking down the enemies of humanity with uncompromising ruthlessness. When he finally corners an old foe, Inquisitor Gregor Eisenhorn is drawn into a sinister conspiracy. As events unfold and he gathers allies - and enemies - Eisenhorn faces a vast interstellar cabal and the dark power of daemons, all racing to recover an arcane text of abominable power: an ancient tome known as the Necroteuch.