The first Turing gate, a mere hundred nanometers across, is forced open in 1963, at the high-energy physics laboratory in Brookhaven; three years later, the first man to travel to an alternate history takes his momentous step, and an empire is born. For fifteen years, the version of America that calls itself the Real has used its Turing gate technology to infiltrate a wide variety of alternate Americas, rebuilding those wrecked by nuclear war, fomenting revolutions and waging war to free others from communist or fascist rule, and establishing a Pan-American Alliance. Then a nation exhausted by endless strife elects Jimmy Carter on a reconstruction and reconciliation ticket, the CIA's covert operations are wound down, and the Real begins to wage peace rather than war. But some people believe that it is the Real's manifest destiny to impose its idea of truth, justice, and the American way in every known alternate history, and they're prepared to do anything to reverse Carter's peacenik doctrine. When Adam ...