A railroad company hires a former Texas Ranger, Capt. Woodrow Call, to track down an elusive Mexican bandit.

Texas Ranger Captain Woodrow F. Call, now retired from the Rangers, lives as a bounty hunter; an eastern railroad baron hires him to track down Joey Garza, a new breed of killer.

Call discovers that not only must he find the teenage killer Joey Garza, but he needs to hunt down the infamous man-burner Mox Mox and his gang as well.

Woodrow breaks off from his posse to pursue Mox Mox while his men try to capture or kill Joey Garza; Lorena searches for Pea; Joey's mother Maria tries to help her son elude the law.