The latest Space Marine Battles novel The Black Dragons fall upon the world of Antagonis, summoned to combat the plague of undeath that has engulfed the planet. Allying themselves with Inquisitor Werner Lettinger and a force of Sisters of Battle, the Black Dragons endeavour to save the souls of the Imperial citizens who have succumbed to the contagion. But there is more than a mere infection at play – the dread forces of Chaos lie behind the outbreak, and the Black Dragons stand in the way of the Dark Gods’ victory.