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.
Princess Rarity thought her life in the castle to be perfect. However, when tragedy strikes, she and her beloved must face the fact that sooner or later, whether they want to or not, all little princesses must one day become queens.
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...