When the past intersects with the future . . . Brenna Spector is held prisoner by the past. She has perfect memory, which allows her to recall in vivid and remarkable detail every moment of every day of her adult life. If only she could remember more from her child-hood . . . for she's still trying to unravel the mystery of her sister Clea's disappearance twenty-eight years ago when Clea was seventeen. But now her obsession with finding out what happened...