Gregoria Samson awakens transformed into an Equestrian pony - yet no other human being can perceive her new body in any way. What is the incredible, monumental truth behind her impossible change?
The bearers of harmony, and a few colorful background characters, work together to raise a small, human child in Equestria. However, when they discover that more of its kind are on the way, can the child grow into the ambassador Equestria needs?