A young Celestia and Luna venture into the Whitetail Wood in pursuit of the Star Eater, a monstrous magic-eating dragon. The cost of victory is greater than either could have expected.
On the Night Mare's Night, Archdruid Twilight Sparkle prays to her goddess. For the first time, her goddess answers. Unfortunately, matters are never quite that simple when one is dealing with a being of power beyond mortal comprehension.
Celestia and Twilight are in a relationship. Twilight wants to meet Celestia's parents. Celestia, understandably, is terrified. After all, it's always awkward when one's parents aren't exactly ponies at all.
One thousand years ago, history was changed. One thousand years ago, Nightmare Moon was killed. One thousand years ago, Equestria broke, and Celestia had to put it back together.