From one lost of balance, Twilight Sparkle no clips out of her reality and finds herself in the backrooms. She ventures to find a way out while having a un-nerving feeling that something is watching her…
Thought to have been killed as a filly, Twilight Sparkle is discovered to be returning to Canterlot. Instead of a joyous reunion awaiting her, a trail of destruction follows her as Celestia and Luna struggle to discover how, and why, she's returned.
Following the return of the Crystal Empire, Twilight begins some intensive research into the history of the Empire and its late king. What she finds changes everything she knows about herself.