Celestia has been taken over by a evil spirit and is lanching an attack all over Equestria. She takes Luna, Cadence, and Twilight captive to prevent any revolts. is this the end of freedom in Equestria? Will someone find a way to free the Princesses? But what Celestia doesn't know is that there is a pony out there that has twice as much magic power than all of the Princesses, COMBINED!