Not My War (Rex Pain Space Soldier #3‪)‬

Ripped from the clutches of death, Rex has returned. Even the hardest warriors of humankind could not kill this space soldier, so now alienkind is going to take their shot. Enslaved and forced to fight a brutal war on Helix 5, Rex will need to do everything he can survive against the massive alien fighters who are said to be undefeatable. Can Rex Pain survive to earn his freedom? Find out within.