Fluttershy, Twilight Sparkle, Pinkie Pie and Applejack have all been transported to a strange new world. They meet the four heroes and they embark on a quest to get the ponies back to Equestria. Not that they want them to go, of course.

The four Links go to Equestria each for their own reasons. However, one of their reasons is much, much darker than the others... (sequel to 'Pony in Hyrule'