When thirteen-year-old Maggie Magrew asks for help in saving the Circle M from greedy rancher King Granby, Pinkertons send Savage to deal with the situation. He finds himself up against a sheriff owned by Granby, his two vicious sons and Texas Lee, who wants to cut another notch on his gun butt. Then Savage also has to contend with Bea Fletcher…Despite some help from those outside the law, it falls on Savage alone to save the Circle M. Now he must survive a bloody showdown with the Granbys.