Heartland is a horse farm in the hills of Virginia. With lots of love and care, Amy and her family take in scared and abused horses so they can heal from their past traumas and regain their trust in people. A New Chance: Due to a misunderstanding, a customer arrives earlier than planned to pick up a horse, with terrible consequences. Amy and her family lose their last paying customers. Their only hope is Promise, but so far no one has been able to help her with her aggression issues. Will Amy succeed? Is Promise their new chance? Choosing: Amy and Ty have a new stable hand, Ben. The way he treats his show jumper Red goes against everything Amy and Ty believe in. They want Ben to choose Heartland's techniques, but Ben won't hear of it. Ty can't understand why Amy won't fire him. It seems that Amy will have to choose between the two boys...