The Elements of Harmony didn't just purify Sunset Shimmer, they killed her and send her to the worse place any being would want to be, the world of Dark Souls. Will Sunset crumble or she will be the Chosen Undead?
The rules of the game have changed; now, the multiverse has been born, but it is in danger of being extinguished. One spark can create a storm and one Sun is the key to survival.
After the photos from the slumber party at Rarity's have been posted on Anon-A-Miss blog, the Rainbooms go to Sunset's apartment to confront her, but when they arrived they didn't count on finding her sick in bed.