She was thin and tired, her arms marked by self-inflicted wounds. In his seventh session with Jennifer, Dr. Gerald Schoenewolf, then a young psychoanalyst, made an astounding discovery: this beautiful former ballerina was actually seven separate personalities, ranging from an angry little boy to an austere writer to a sexually provocative young woman. Tracing the birth of each of Jennifer's selves, Dr. Schoenewolf found himself drawn inexorably into a near obsession with her. Dealing directly with each of her personalities, he accompanied Jennifer on a profound journey of awakening and pain....