Two kill-crazy McClory cousins have busted out of Yuma Pen, heading for Indian Territory. Somebody has to bring them in - and the job falls to Deputy US Marshal Liberty Mercer, who sets off to run the outlaws to ground. But to reach the McClory stronghold in Silver Rock Canyon, Mercer and her makeshift posse - Raven Bjorkman, her old friend; Latham Rawlins, brother of Liberty's one-time love Latigo; and the crooked Dunn brothers - must cross the deadly, searing desert known as the Devil's Anvil...
