In the Shadow of Death. Shadow Gods Saga, #1

The novel that started the Shadow Gods Saga! A backwater system in the Deklan Oligarchy, the Four Suns hides a sinister plot to destabilize the Serrll Combine government. An Envoy is sent to uncover the scheme before the Serrll explodes into factional warfare. Having been 'volunteered' as a military aide to the Envoy, Second Scout Terrllss-rr uncovers a link between slavery and local government's plan to cede the Four Suns to a rival block.
This explosive knowledge marks him for death. Fleeing pursuit, he is attacked and his survival blister crashes on Anar'on, the fabled world of the Wanderer nomads. Terr is found in the deep desert, lost, without memory, without a past. To restore himself, Terr undergoes training in the Discipline, faces  the god of Death, but receives more than he bargained for. A pulse-pounding sci-fi adventure of political conspiracy and survival.