Rachel catches the same commuter train every morning. She knows it will wait at the same signal each time, overlooking a row of back gardens. She�s even started to feel like she knows the people who live in one of the houses. �Jess and Jason�, she calls them. Their life � as she sees it � is perfect. If only Rachel could be that happy. And then she sees something shocking. It�s only a minute until the train moves on, but it�s enough. Now everything�s changed. Now Rachel has a chance to become a part of the lives she�s only watched from afar. Now they�ll see; she�s much more than just the girl on the train....