He calls himself the Cockroach. Hated by the good and feared by the bad, this Mexican bandit's atrocities are downright ugly. His latest crime, torching a ranch and kidnapping the rancher's wife, has brought him to the attention of a man even more notorious--John Slocum. But like his namesake, the Cockroach rarely comes out in daylight, preferring to operate from the shadows and keep his identity secret even from his own outlaws, leaving Slocum to wonder whether or not the Cockroach actually exists...