The Guns of Tanith (Novel)

The Guns of Tanith is the fifth volume in the Gaunt's Ghosts series of novels by Dan Abnett.

Synopsis
Gaunt’s Ghosts embark on their most dangerous mission yet as they make a daring drop assault on the world of Phantine. With the elite enemy Blood Pact and vicious xenos mercenaries ranged against them and short of ammunition with no means of escape, things look grim for the Tanith First. But the greatest danger may come from within the regiment as an old grudge is settled and tragedy strikes.