Hilary is Harry Styles adopted sister and a directioner. She has a hidden story and a lost memory but she doesn't know it has something to do with Louis Tomlinson. Her friends plan a trip to Paris and the boys and a lot of events happened. She cant remember her childhood. But she believes or thinks that theres something or someone that can help her memory come back. What is it ? Will she fall in love with the boys ? Whats her hidden story ? What will happen with her life? What will happen during the trip ?