As punishment for her crimes, the Elements have cursed Sunset Shimmer to do favors for anyone who asks. Lucky her. And then there's that other Twilight Sparkle she keeps running into...
Twilight Sparkle: librarian by day, monster hunter by night, and irredeemable cynic all throughout. Vampires? Simple. Zombies? Easy. Pretending not to see them every night? Now that is a challenge...