In the grim and dark future, there is only war. After the Great Rift tore the Imperium in two, every solar system struggles against the crushing weight of humanity's enemies. Servants of the Imperium from disparate services are flung together as warbands, sent to complete the most dangerous missions. One warband travels to the world of Enoch in the Gilead system to retrieve a wounded comrade. However, a new threat looms over the planet. Can the warband discover the source of corruption and stop it?