After an ancient spell from Twilight goes awry, Fluttershy finds herself in a new world of powerful creatures. Whilst Fluttershy struggles in the new found world, Twilight is forced to leave Equestria to find the spell to bring her back.
As kids, Twilight and Sunset were best friends, but a tragic accident cut their friendship short. Years later, Twilight investigates the incidents at Canterlot High and comes face to face with what appears to be a literal ghost from her past.