Milly Connor was the most beautiful and happy 9-year old little girl that you have ever met. She was best friends with her twin brother, and her smile seamed to brighten up the entire world. But then one tragic October day, Milly never came home from school. The family finds a note written by their daughter, where she tells them that she is running away. The Police searched everywhere, but there was no trace ... The Connors', slowly and carefully, break apart. Then 8 years later, 17-year old Lily Carter got off the bus from New York and arrived in a little town in Michigan. Now she starts in Lake Wood High and has to sit in the seat next to the same Mike Connor who's parents divorced 7 years ago after that their daughter disappeared, and who's still mourning the loss of his twin sister. He has always felt as if there is a part missing from him ... But why does Mike start to think that there is something familiar about Lily? Why is is that she is the only one that understands him? That can make him laugh on one of the most horrible days?