The Thousand Sons have thrown in their lot with the traitor Horus, and Terra awaits them. Their appointed task shall be to break the psychic defences around the Imperial Palace - but not even Magnus the Red has the magical might to defy the Emperor's will so brazenly. He needs a weapon. Amidst the ruins of the city of Tizca lies what he needs, the legacy of a world long dead and a war that brings shame to the Crimson King. Now, he and his favoured son Ahriman seek that weapon - and Ahriman will also have answers to questions he didn't even know need asked....

Long ago, the primarch Lorgar was humbled by his brother Guilliman for his belief in the Emperor's divinity. Led down a dark road by this shaming, Lorgar embraced Chaos. Now, he and his Word Bearers rampage across Guilliman's realm, burning his 500 worlds in the name of their new gods. But on such world, Lorgar finds a mystery that brings his past into the present and shines a new light on his endeavours. It seems that Lorgar's legacy may be greater than even he could have ever imagined....

Sent to avenge the deaths of his brothers and purge a dangerous cult, Imperial Fists Primaris Librarian Aster Lydorran finds a foe beyond imagining on Ghyre. Lydorran must use all his strength, will and psychic might to defeat his hidden enemies and avert catastrophe.

The shrine world of Divinatus Prime has become lost to the light of the Astronomican, and no ship can piece its veil. Only the Lord of Death himself, Blood Angels Chief Librarian Mephiston, has any hope of discerning the fate of this once pious world. After enacting a powerful blood ritual, Mephiston and an honour guard of his fellow Blood Angels reach the stricken shrine world to find it seized by religious civil war. Each faction fights for dominance of a potent artefact, the Blade Petrific, said to be wrought by the Emperor Himself.  

Sister Adamanthea is an oddity among the Adepta Sororitas - a Sister Repentia who has been cleansed of her sin and returned to her duty, rather than finding penance in death. Seen by the faithful as a living miracle, she herself is unsure. Still feeling the weight of her crime, she wonders if she belongs in the sisterhood at all. When she is forced to appear with a famed priest on a most holy day, Adamanthea's doubts itensify...until disaster strikes.   

Treachery has been revealed on an Imperial world - human acolytes of the Alpha Legion have infiltrated the faithful populace and triggered a catastrophe. As the Adepta Sororitas battle the unmasked heretics, they look to their leader for guidance - but Sister Adamanthea faces trials of her own. With her faith in herself and the Emperor in doubt, she must rally herself and her warriors to combat the enemy - even as she discovers that they may be closer than she thought.

The architect of treachery has been revealed...and Sister Adamanthea is in his clutches. The arch-heretic believes he can bend the devout Battle Sister to his cause, and will stop at nothing to turn one of the Adepta Sororitas away from the Emperor's light and into the embrace of Chaos. Adamanthea must set aside her doubts and fears and marshal her faith in the Emperor if she is to resist temptation and defeat the traitors in her midst.

With the birth of the Cicatrix Maledictum the Imperium of Mankind suffers as never before. Conflict and corruption is rife on every front and precious little hope remains, save for those who hold to their faith when faced with destruction.... Denied a martyr’s death during the battle for Ophelia VII, Sister Evangeline of the Order of Our Martyred Lady is blessed with a new and grave duty: to embark on a pilgrimage beyond the Great Rift to recover a precious and powerful artefact - the Shield of Saint Katherine.

Under almost constant besiegement by the hosts pouring from the Eye of Terror, Cadia acts as a bulwark against tyranny and death. Its fortresses and armies have held back the hordes of Chaos for centuries, but that grim defiance is about to reach its end. As Abaddon's Thirteenth Black Crusade batters Cadia's defences, and armies of the Imperium flock to reinforce this crucial world, a terrible ritual long in the making comes to fruition and the delicate balance of this brutal war shifts.

The hunters have become the hunted. The Night Lords flee to the dark fringes of the Imperium to escape their relentless pursuers - the aeldari of Craftworld Ulthwé. Their flight takes them to the carrion world of Tsagualsa, where their primarch died and their Legion was broken. There, history will repeat itself as a deadly assassin stalks the shadows, and the Night Lords are drawn into a battle they are destined to lose. 

Constantin Valdor. It is a name that brings forth images of heroism, honour and peerless duty. For it is he who commands the will of the Legio Custodes that most esteemed and dedicated cadre of elite warriors. He is the Emperor’s sword, His shield, His banner and he knows no equal. Clad in shining auramite, his fist clenched around the haft of his Guardian Spear, he is the bulwark against all enemies of the throne, within or without. Nearing the end of the wars of Unity, Valdor’s courage and purpose is put to the test as never before. 

In a bleak corner of the city of Valgaast, the House of Malveil awaits. A place of darkness, its halls throb with a sinister history. Its rooms are filled with malice. Its walls echo with pain. Now it stirs eagerly with the approach of an old heir - Colonel Maeson Strock of the Astra Militarum has returned home to his ancestral mansion. He is a man broken, both by the horrors of war and by personal loss, and he has come home to take up the mantle of Planetary Governor.

On Monthax, Colonel-Commissar Ibram Gaunt and his Tanith First-and-Only await the order to advance into the sweltering jungle and drive the alien eldar from the world. As battle approaches, Gaunt walks the lines, raising his men's spirits and remembering their most heroic deeds - and the tragedies that have dogged Gaunt's Ghosts from the day of their founding on lost Tanith. The day that Gaunt became known as the Ghostmaker. 

Neyam Shai Murad and Gotfred de Montbard have returned to the Blackstone Fortress, guided by a map projected by the mysterious artefact they found on their last expedition. With only the servitor X-101 to aid them, they seek a shrine they believe the map will lead them to - but the defences of the alien labyrinth stand against them, and should they find what they seek, they may discover that even greater foes await them, for many are the dangers that lurk within the Blackstone Fortress.

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.