Georgia and her Palomino, Lily, have come a long way together but now, in their final adventure together, they face what might just be their biggest challenge yet.

Georgia and Lily have been selected for dressage training camp at Rosefolly Equestrian Centre, the best equestrian centre in the country, where they will compete for a place on the British Pony Squad. Georgia can't wait to show off Lily's abilities at Rosefolly, and she's so happy to be training alongside friendly Jodie and her beautiful but skittish pony, Jackson. But it looks like stuck-up Serena wants to make an enemy of both of them. She's desperate to win a place on the squad, and she won't let anyone stand in her way...