In the aftermath of an all-consuming war, a lone Tech-priest and the Kastelan Robot she commands set out through Ork-infested wastes on a quest to retrieve a sacred piece of technology from the ruins of a distant city.

On a war-torn battlefront, Astra Militarum forces fight for survival against endless waves of Tyranids. Eoin, a messenger, must deliver a crucial communique from the Cadian commander to the central command staff, and Sergeant Harlan is given the task of keeping him alive. Together the two make their way through embattled trench lines and face the horrors of grinding warfare to deliver Eoin's vital message.

After ransacking a Necron tomb world, a group of Black Legion Terminators led by the veteran warrior Hesiod are ordered to track down a powerful xenos artefact by Abaddon the Despoiler himself. However, their prize lies in the depths of a vast space hulk, and they are not alone in seeking it.

When the Death Guard champion Morior Dermatis finds his warband's ambitions thwarted, the sorcerer Ephisis takes matters into his own hands and decides on a new approach. Realising that Grandfather Nurgle's gifts are not bound by mortal conceits of space and time, Ephisis plans to unleash a plague unlike any the Imperium has suffered before.

High in the peaks of Attramor, a horse-tribe of Darkoath warriors face a daily battle for survival. Jorvak Brand, the tribe's chieftain, has ambitions of a better future for his people, but their doom is only ever one night away...