This story is a rewrite of A New World under a new name and new characters.
A Mysterious stranger, long hidden in a far corner of Equestria, makes themselves known the the world of Equus after an unknown mist show sup. They come with news of a dying world; one that can only be fixed by means of which that have not been discovered. News of companions lost also travel with the stranger. Will Twilight be able to find help for this Mysterious bipedal being, or will they be doomed to travel back to a dead world? The only one who holds that answer, is the stranger.