Fairy Tail (NALU) Natsu and Lucy are best of friends. They do everything together. One day a girl called Lissana joins Fairy Tail School for gifted youngsters, and being such a sweet and adorable girl, Natsu falls for her. Lucy becomes jealous, says that she thinks that Lissana will take away her best friend, or is that the real reason, Miss Lucy?B ut little does Natsu know that his and Lucy's relationship will change. Forever