For years the six mares known as Twilight Sparkle, Rainbow Dash, Applejack, Pinkie Pie, Fluttershy, and Rarity protected Equestria from evil. One day however, they mysteriously began to disappear along with the two Princesses and the Elements of harmony. They also took with them the ability for Equestria to be happy.
Midnight Sparkle, granddaughter of Twilight Sparkle is determined to find out what happened all those years ago when the ponies and elements disappeared. But along the way, she finds more than she bargained for when she uncovers a secret about the elements... A secret that brought upon the disappearance of the ponies.