After leaving his home to see his cousin, Weatherjack, a mysterious and kind orange stallion with a dangerous past, enters the small town of Ponyville, hoping to meet kind new faces. With the power of Friendship at hand, he will encounter friends, Doctors, and all sorts of unusual characters during his trip. Trying to understand the power behind the Mane 6, he hopes for them to help him fight an enemy he has been struggling against for a very long time: himself.