A few years before the fall of the Berlin Wall, spook-turned-novelist Edwin Lemaster revealed to up-and-coming journalist Bill Cage that he'd once considered spying for the enemy. For Cage, the news story created a brief but embarrassing sensation and heralded the beginning of the end of his career. More than two decades later, Cage, now a lonely, disillusioned PR man, receives an anonymous note hinting that he should have dug deeper.