It has been ten years since turning Discord into stone. Once he is free by fault of a clumsy mare, he vows vengeance on Equestria, and takes over with no mercy...

Discord has escaped his stone prison yet again, and has his eyes set on Fluttershy She refuses to marry him, and in response, Discord turns her into a swan. Discord says to her that she shall remain that way until he gets the answer he wants to his proposal. Meanwhile, Twilight and her friends try to retrieve Fluttershy, and bring her home to Ponyville.