Ranchers across the west are reporting large numbers of cattle stolen and refusing to drive their herds to market. If the cattle industry fails, the market will collapse. Their plea for help falls on the shoulders of William Burke, Special Assistant to the President, who calls Murphy, the Regulator, back into action to save the country from plummeting into a recession.

"At a prominent university in the Washington area, a man suddenly stands in the middle of Grant's lecture, pulls a gun, screams "The South shall rise again," and attempts to assassinate Grant. Ever close at hand, Murphy kills the assassin before he can carry out his assassination plot. Shortly thereafter, the real motive for the assassination attempt is revealed when it is learned that the niece of the British Ambassador, a student at the Washington-area...