7 ft tall alien species, sa-khui, have blue velvet skin, black hair, large horns, bright glowing blue eyes, long tail, deep voice, and ridges on their tongue and face, and skin tougher than human but soft except for the ridges that act as armor. Roakan is known to be scary, cold, and rude, and finds humans odd. He lost his mate to a snow cat attack and has never recovered. The sa-khui have a symbiote called a khui that keeps them healthy, warm, and finds them a mate. He is lonely. 