The parched terrain of the Mexican badlands is not a heart-warming sight unless you're Lawrence Shaw, the fastest gun alive. With a gunshot wound to the head that he's somehow lived to tell about, the U.S. Deputy Marshal is enjoying some solitude for a change -until a businessman with a mining venture asks for his help in defending the operation from the Cut-jaws gang. Soon Shaw is caught up in a desperate battle that will send many a man to his grave. And the stakes get even higher when he sets his eyes on a mysterious beauty who's the spitting image of his late wife...