1915. Teddy Roosevelt is building an empire. Only Pancho Villa stands in his way.The American Expeditionary Force under the command of General "Black Jack" Pershing has invaded Northern Mexico. Pancho Villa leads his revolutionary army in a desperate raid against the American force only to be outflanked. Just as Pershing's airships prepare to deliver the death blow, Pancho Villa is transported to a parallel Earth where he finds an unexpected ally...