When bounty hunter John Harrison captures fugitive outlaw Clay Barton, he's persuaded by Maggie Sloane to allow the captive to lead them to the loot robbed from an army payroll. But Barton double-crosses them and the mysterious Leo Gabriel kidnaps Maggie. With a veteran Buffalo Soldier, Sergeant Eli Johnson, at his side, Harrison battles ruthless vaqueros and a Comanche war party to recover the money, re-capture Barton and rescue Maggie ... but a surprise awaits him when he finally catches up with his enemies.