A year after the Nightmare Rarity incident, things seem calm. The nightmares no longer trouble ponies, or so it seems. But Rarity is troubled. Her dreams and thoughts are darker as time goes on. She is starting to forget who she is, and who her friends are. It is no longer the nightmare that haunts her, it is herself. Rarity is starting to want the nightmare's power. Her thoughts have become twisted. And they are telling her one thing:

"Hail, Queen of Nightmares."