Who can you trust when those you love most let you down? Fifteen-year-old Kate Norton has been living a happy family fantasy. Her mum has been keeping secrets. Now the father Kate never knew she had is coming to Perth. He wants to take Kate back to Brisbane with him because his mother has cancer and wants to get to know her only granddaughter before it’s too late. Kate is on an emotional roller coaster. Everything she believed about herself and her life has been based on a lie. Her wonderful dad is not her father. Even her beloved Nana Hannah is not her "real" grandmother. Kate has to find out who she is and where she belongs. Only then can she find out if her friendship with newcomer Joshua Perrin can be something more.