Principal Celestia is abducted from her own home by a dark entity who wants to take her place at Canterlot High. Trapped and alone, Celestia's confinement will uncover details about her school's most enigmatic students: The Dazzlings.
After the defeat of the Dazzlings, Sunset Shimmer finds herself at the center of an ancient struggle for power. With the net closing around them, can Sunset and her friends find out the truth before it finds them?