Many stories tell of a world that is in need of a hero. But what if the world needed a villain? Concord, the spirit of order and balance, must do the difficult job of becoming that villain.
Twilight receives a package from an unknown pony. Inside she finds a dress fit for a princess. The dress comes with a feature: a pair of wings. What will she do when she finds out that the dress has a power that almost gets her killed?