Bill Ash, an escaped convict in Spawn of Yuma, returns to find his father murdered. The Colt-Cure for Woolly Fever is Matt North’s secret plan to force an entire range to reverse its decision to raise sheep. In Posse of Outlawed Men, the disenfranchised are struggling to regain their land and dignity. The lawman in Bondage of the Dark Trails has to change his strategy after a governmental pardon exonerates the man he has been relentlessly pursuing because he now needs that very outlaw to help him enforce the law. In Ghost of the Chinook, Llano Ackers, the owner of a local stage line that is on the brink of ruin because of repeated robberies, finds that he must defend himself from the charge of committing the robberies himself for his own enrichment.