The final book in the series follows Arty on a cattle drive, moving a herd from the ranch to Kansas with an outfit made up of riders from the Circle A and another ranch. From the first day of the roundup to the end of the trail, Arty encounters both new friends and new dangers. As he follows the herd and faces the troubles, Arty realizes that his education as a cowboy and as a Christian isn't over yet. He recognizes more than ever his need for God's help and guidance.