Time is running out for Ginny Shapiro. Of the seven smiling schoolgirls in the photo from the exclusive Montgomery Academy taken twenty years ago, she is the only one still alive. She knows that something happened all those years ago, but the memory is buried deep within her. And then it begins to come back, triggered by a sound, a single word...a voice from the past. FBI agent Sullivan Dean has the same photo and, armed with information that came too late to save her six friends, he knows that he must find Ginny before someone else does....