Don't miss the explosive finale to the bestselling pony series! Issie exceeded her wildest riding dreams winning at the Lexington Kentucky four-star trials, but could there be even bigger prizes on the horizon? Her foal, Nightstorm, has grown up to be an incredible sport horse - powerful, fast and eager to win, so it's time to put their riding skills to the ultimate test and see if they can complete the hat-trick and win at Badminton and Burghley too!