This is eight-year-old Carly's first summer at Storm Cliff Stables horse camp, and she is already having a hard time following all the rules, so when she finds a garter snake and decides to keep it as a pet, she needs to keep it a secret.

The Pony Girls are ready for their first summer at Storm Cliff Stables! Horses, swimming, camp life, and most important, friendships. If she's not riding a horse, Gabriela is reading a book. She has so many, she even starts a lending library at camp! But after she reads a book about Bigfoot, the Pony Girls start seeing signs of the giant creature around camp. Can they set aside their fears and solve the mystery of whether Bigfoot is real? Translated...