Fluttershy is depressed. She's not only depressed she's struggling really badly just to get through her everyday life, but there may just be more to it than depression.
Having realized that the duration of Discord's "reform" may exactly equal his only friend's lifespan, the palace sends Fleur to assist Fluttershy with acquiring a social life and guarantee a next generation to adore. (What could possibly go wrong?)
I declare this story deceased.