Betrayal

Natsu is dead and the guild is blaming Lucy for it. In fact, only a few people actually believe her to be innocent. It is revealed to Lucy that the only reason she was 'liked' was because of Natsu. So she leaves, taking a few friends with her. One day, a man appears, threatening destruction on Fairy Tail. Will Lucy help him or will she help those who hurt her? NaLu and slightly AU.