Lyra thinks Discord is an idiot for not thinking to dodge when the Elements of Harmony were about to strike him. Discord thinks this is the perfect opportunity for a game.
Earth-pony Twilight Sparkle has always been a little "out there". But while testing her latest crazy idea, she finds that there are places even farther than that...
Minuette has an imaginary friend that lives in her mirror. Nopony ever talks about it, but she doesn't really hide it, either. The thing is, her imaginary friend is very real. And he's trapped.
Princess Luna has found herself on a very different moon after some strange force interfered with her banishment. She doesn't know what the metal objects that keep orbiting and sometimes landing there are, but she's going to find out.
Before Twilight and her friends left on another adventure, she assigned a substitute teacher to cover her class on history. The students expected a pushover substitute but that's not who walked through the classroom door.
When space-time breaks in a way it usually doesn't, Discord and Applejack end up racing through dimensions, trying to find a way back home. If home still exists...
Nightmare Moon is defeated, Ponyville is celebrating the return of the sun and Princess Luna finds herself a thousand years from the world she knew, where even apples are strange.
After Discord failed to break up Twilight's friendships, he decides to trade places with a future Discord where the Elements would no longer exist. A future where, unknown to him, Discord has been reformed...