Fortune's Wing

Fortune Oyama's normal life is suddenly interrupted by an encounter with a mysterious stranger; one who is aware of the nightmares he has been having and seems to know a lot about him. Through this meeting, Fortune discovers he is part of a prophecy to either save or destroy the world. Of course, he doesn't take this seriously, until a Left Wing miraculously sprouts from his back...Fortune and his friends find themselves on a dangerous journey to recover the Right Wing, and complete the set...