Unable to have a child of their own, Canterlot socialites Fancy Pants and Fleur give adoption a shot. Enter Chestnut—a filly from beyond Equestria who will quite possibly turn their life upside down.
Canterlot's foundations are literally shaking. Even Celestia doesn't know why. Fortunately, Twilight and her Advanced Projects team are on the case... if only it was the same case...