By  James Lee Burke

Texas Ranger Hackberry Holland will do anything to save his son, a United States army captain, as Hackberry races to return the alleged cup of Christ to its proper place.  Hackberry flees the country with the alleged cup of Christ after a violent skirmish that kills four Mexican soldiers.  Then an Austrian arms dealer kidnaps Hackberry’s son.  Hackberry soon meets three women who help him reconcile with his son and defeat their bloodthirsty enemies.