Follow your dreams. Even if they turn out to be unreachable, they can still shape the person you want to become, and sometimes that's all they need to do.
Rainbow Dash finds a maimed, unconscious young colt on the edge of Ponyville and rushes him to the hospital, but nopony knows who he is and something about him seems off...
A mother, reborn into the mirrored world of her daughter's bygone years, desperately tries to find purpose in her second childhood. This is Barbara's journal.
Twilight Sparkle regrets botching her romantic confession to Rarity. As a joke, Rarity proposes a simple and elegant solution: break up and try it again. She just wasn't prepared for Twilight to agree to it.
Faced with Twilight's coronation, Rarity must contend with what it might mean for their relationship. After all, quietly stashed away in the back of her closet are dozens of books that aren’t hers. Someday, she hopes she'll be able to give them back.
Diplomacy and cultural exchange; important duties that Twilight needs to learn as a princess. Fortunately, this is made much easier when she meets a foreign pony willing to help. Now, if only they could actually understand each other.
When one fateful search through the Everfree Forest leads Rarity to a secret library inhabited by the spirit of an ancient alicorn princess, she realises that it may be time to start believing in fairy tales.
As an ancient alicorn trapped inside a library, Princess Twilight spent many a century dreaming of being rescued from her prison. Now, finding herself in an entirely new Equestria, she realizes she'd never planned for somepony to actually succeed...
For Twilight, the increased lifespan that came with princesshood had forced her to outlive her friends, but thanks to Rarity, she will learn that centuries could be lived in but a single day.
Calamity befalls the royalty of Equestria and, in lieu of plans that took decades to create and moments to ruin, control of the cosmos is bequeathed to the only pony Celestia had time to empower.