Brooke, Lauren

Amy tries to train Mercury, a thoroughbred, to regain his confidence in being able to jump.

After a poor showing at a competition, upperclassmen at Chestnut Hill are not impressed with Ali Carmichael's abilities as director of riding and start a petition to replace her; however, her niece, Dylan, convinces her friends to defend her aunt.

Lani Hernandez fights her parents' desires to transfer her from the Chestnut Hill, Virginia, boarding school she loves.

Amy tries to help Gallant Prince, a horse that has been traumatized by a fire in its stable.

Amy, Ty, and Ty's father try to save seven neglected horses from the company that has been mistreating them.

Malory makes some good friends at the prestigious Chestnut Hill boarding school, but when she spots the promise in a wary and defensive horse, Tybalt, she has to rely on her instincts.

Amy and Lou travel from Heartland, their horse farm in Virginia, to Australia to visit their father and meet his wife Helena and their baby sister Lily, but while Lou bonds immediately with Helena, Amy has trouble opening her heart until a reluctant horse shows her the way.