In Molly's eyes her pony Norton is perfect, and when she finds his paddock gate open, Molly immediately jumps to the wrong conclusion that Norton has been "pony-napped.".
Annie Boyd is hoping to win a spot on the Games Day team at the Ridgeview Riding Club, but Jessica Coulson, who has made Annie's life miserable since she joined the club, is determined to ruin Annie's chances.
Annie Boyd agrees to take part in an all-day riding event despite her father's disapproval, but as she tries to help her friend Austin work up the courage to participate, Annie wonders if she is brave enough to disobey her father and reach for her dreams.
When someone starts cutting off horses' tails in Ridgeview, Annie Boyd and her friends from riding club know they have to do something to stop the thief.
Molly loves her pony Norton, even though he is chubby, unkempt, and only interested in eating, but when Molly tries to take him riding, Norton has other ideas.