Volume Three of the Gaunt's Ghosts series.

On the Shattered world of Verghast, Commissar Gaunt and his Ghosts find themselves embroiled within an ancient and deadly civil war as a mighty hive-city is besieged by an unrelenting foe. When treachery from within brings Vervunhive's defences crashing down, rivalry and corruption threan to bring the Tanith Ghosts to the brink of defeat.Ibram Gaunt must find new allies and new Ghosts is he is to save the ancient city from the deadliest threat of all - the dread legions of Chaos