The Starswirl the Bearded Wing is burning, taking with it Equestria's most powerful spells and any hope of hiding Princess Twilight Sparkle's greatest secret.
Twilight wants to break the curse of immortality to pass with her friends. But first she must find a Successor to take her place. Can she do it or does Equestria need her to stay? What tests await candidate Luster Dawn as an ancient villain returns?
Twilight is invited by Archon Sunset Shimmer to visit her in Freeport. She discovers that Sunset wants to court her, but they will need to find out if they can really make a relationship work, or if they’re simply incompatible.
The changeling, Kevin, at Cranky and Matilda's wedding came to deliver a message to the Princesses: That Chrysalis is no queen. Now Equestria will, for better or worse, see beyond its boarders as the ponies make enemies and allies around the world.
Trying to cure a serious disease, Twilight Sparkle accidentally turns a filly into a miniature earth pony / pegasus / unicorn hybrid about one hoof tall. Because regular ponies weren't cute enough?
Certain stripes have come unbound. There's two Zecoras running 'round. The terse one's black. The weird one's white. But both are still clear-headed… right? (Written collaboratively with Casketbase77)