It's 1913. Mexico is being torn apart by revolution and the rebels need guns to oust the corrupt General Huerta in Mexico City. Elliott Blaze has an entire arsenal for sale. All he needs is trustworthy, Spanish-speaking Jake Tanner to get a tough job done ... However, Jake and his partner in crime are soon playing cat-and-mouse with the armies of two countries. They've been double-crossed, and now face a terrifying showdown, pitted against the Mexican Army's latest secret weapon!