Almost a century ago Landon Jeffers was on the run from a posse determined to see him dance at the end of a noose when he made a discovery that would change his life forever. Landon's dreams of desert's riches morphed into images of moonlit nights, howling wolves and a man whose piercing black eyes turn to fire. A wild man who will tame his heart — a man named Dark.

Over the years legends have taken shape about wild men inhabiting the Grand Canyon — men who turn into wolves. Now Landon and Dark will need every bit of courage they possess to preserve the existence of the Moon Wolf. It's up to them to stop a killer — one who's been holding a grudge for a very, very long time...