Equestria is safe once again, and Twilight has found her destiny. Still, the beginning of this new chapter in her life comes at a high cost, and Twilight must come to terms with the bittersweet ending to her latest adventure.
Twilight Sparkle and her friends gather at the remains of the Golden Oak Library.
With the destruction of the library and the appearance of the new palace, Twilight Sparkle and friends question what the future holds in store for them and for Ponyville.
While organizing Ponyville's Hall of Records, Twilight discovers Applejack's deepest, darkest secret.