Once they drove longhorns. Now Mac Tunstall and his band of Texans must take a shipment of Winchesters by rail and wagon all the way to the U.S. Army in Austin. But from the moment the wagoneers set out, violence and treachery stalk their trail. From Dodge to the Brazos, half the outlaws on the frontier are aiming to get hold of an arsenal that could blow the West wide open. And Mac and his men don't see one danger until it's too late - four beautiful, headstrong women determined to share a trail of courage and tears all the way to the end.