In a fallen world, alicorns do battle as ponies cower in fear and hide from their insane overlords. Gods and monsters roam the world, and two alicorns must face each other to save themselves and their souls.
Nightmare Moon convinces Luna to embrace her inner darkness before seeking the affection of her subjects. Luna's heart becomes ensnared in a perilous struggle, setting the stage for a tale of longing and transformation.
Princess Luna wants to return her nightmare guards to the dark realm from whence they were summoned. And there's just one pony who can help her with that: Trixie Luna Moon. With her Advanced Projects team, of course...
Nightmare Moon received an odd omen from the one who destroyed Equestria's past and now must contend with the possibility of her sister's anger coalescing into a true being while Nightmare Moon tries to retake Equestria from the King and Queen.
When the Elements of Harmony saved Princess Luna, they left the job half finished. There's a voice inside her head, and it's trying to drag her back down into darkness. She's going to have to deal with it somehow. But that's exactly what it wants.
Exactly ninety days have passed since Sunny Starscout did the impossible and reunited ponykind. Once her lighthouse is rebuilt, she finds an old book in Bridlewood, and discovers that a pony has been watching all along.
There are many different explanations as to why Equestria fell. The true answer is quite simple: Nothing can kill Friendship more than a mother having to bury her own child.