Written between 1963 and 1966, when its publication would have proved to be political dynamite-and its author's undoing-this novel of political intrigue and personal betrayal takes readers into the German Democratic Republic in the late 1950s, shortly after Khruschev's "secret speech" denouncing Stalin and his methods brought about a "thaw" in the Soviet bloc and, with it, the release of many victims of Stalinist brutality. Among these is Daniel, a Communist exile from Hitler who has been accused of treachery while in Moscow and who now returns to Germany after years of imprisonment. A...