"When a mysterious stranger rescues a young pickpocket from the tracks of a subway station, she sparks a media frenzy. Who is this heroic woman? On seeing the footage, magazine journalist McKenna thinks she recognizes her as Susan Hauptmann, an old friend who introduced her to her husband, Patrick. But Susan disappeared over a decade ago. As she goes on her trail, McKenna is forced to ask questions about all their pasts, questions which could destroy their futures."-- backcover.