Queen Chrysalis has invited the Changeling-blooded Shinedown, a resident of Ponyville who's been helping Changelings integrate into Ponyville society, to her kingdom. As one of the few ponies that's learned the Changeling's original language and culture, she thinks he can be of help...but the one who really needs his help is the youngling in the nearby neighborhood who's magical powers just murdered his family and are growing out of control...