Fugitive Cuno Massey is recruited to hunt down a gang of gunrunners who stole a wagon of weapons, intending to sell them to a Mexican general waging war against Yaqui Indians. To even the odds, Cuno forms an alliance with a Yaqui queen as savage as she is beautiful. With so much firepower and so many deadly players on the warpath, Cuno knows he’s sitting atop a powder keg with a sizzling fuse…