Please Help!

Im writing a book, and i dont know what the name of it should be, if you know what i meen. heres a small intro, plz tell me what u think!!

Alicia, a young girl around the age of 14 or 15, finds out that shes not exactly from this realm, shes really from som other place. She is the true heir to a throne that will soon be destroyed if she is not ready in time, but she has alot 2 lern bfor she is ready. Will she be able to save Her kingdom?