Mystery Ride (The Saddle Club, Book 48)

A mystery game is being held at Pine Hollow Stables and Stevie, Carole, and Lisa can't wait to participate. They've never been on a mystery ride before. But what starts out as a fun canter through the autumn-touched woods quickly becomes frightening when the girls of The Saddle Club realize that a real mystery is afoot. Who is the secret rider who has crashed the game and doesn't want to play by the rules?