On a state visit to Moscow, Billie Bradford, the beautiful and brilliant wife of the President of the United States, is abducted by the Soviets and replaced by Vera Vazilova, a superbly trained Russian undercover agent and actress who is the First Lady's physical double. The imposter's mission--to induce the President to reveal a U.S. secret that will drastically tip the world balance toward Russia. But one false move--whether before TV cameras or in the White House bedroom--can destroy the entire masquerade. And in Moscow, Billie also has a mission--to frantically seek ways to escape while daringly leading a Soviet intelligence officer astray about the most intimate area of her married life. Two women, each playing a treacherous game in a foreign land, each taking a desperate gamble in the arms of the other's lover--a world-shaking gamble that only one of them can win...