Chaos Child (Inquisition War Book 3)

Devastated by the death of a close ally, renegade Inquisitor Jaq Draco prepares to surrender his very soul to the gods of Chaos, so he may discover the mythical place where time is reversed and the dead may rise again. Only by renouncing his fanatical faith in the God- Emperor can he hope to achieve his ultimate goal - and an eternity of damnation!

Read it because
It's the epic conclusion to the mind-bending trilogy that looks back at the Warhammer 40,000 universe as it was twenty years ago. It may not quite fit into the Imperium we know and love, but it's a great tale from a master storyteller, and well worth a look...