The Blood Gorgons Chaos Space Marines are called to one of their recruiting worlds as the populace is struck down by a plague of mutation. But the expeditionary force is decimated by a mysterious foe, and Sargaul is one of few survivors. The polluted world has become even more nightmarish than before, and Sargaul faces insurmountable odds if he is to save the savage planet. Facing a hostile environment, shadowy xenos enemies and treachery from within his own forces, Sargaul must dig deep into his hatred and determination to leave Haute Bassiq alive.