Vampire Earth 2: Choice of the Cat 1 of 2

David Valentine resigns as a Wolf militia, and accepts an offer to become a Cat, one of the stealthy warriors trained to spy on, and go toe-to-toe with the Reapers. Under the command of his mentor, Smoke, Val's first mission is to enter the Kurian zone and investigate "The Twisted Cross", a strike force of alien-human hybrids, possessing the skills of combat veterans and the hunger of the Reapers... Along the way he befriends a powerful alien, a Grog named Anh-Ka, who declares David his blood brother after Valentine nurses him back from death.