After attempting to impress the judges during her entrance exam for Celestia's School for Gifted Unicorns, something transpires that alters Twilight's life irrevocably, as well as the destiny of all Equestria. In a very literal manner, Twilight metamorphoses into the embodiment of magic, much akin to how Discord embodies chaos. How will this unprecedented transformation shape forthcoming events? And how will Twilight grapple with mastering the newfound god-like abilities that have been unexpectedly thrust upon her?