Heartland is a horse farm in the hills of Virginia. With great love and care, Amy and her family take in scared and abused horses so they can heal from past traumas and regain their trust in people. A New Chance: Due to a misunderstanding, a client arrives earlier than planned to pick up a horse, with terrible consequences. Amy and her family lose their last paying clients. Their only hope is Promise, but so far no one has been able to help her overcome her aggression issues. Will Amy succeed? Is Promise their next 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 adopt Heartland's techniques, but Ben refuses to hear of it. Ty can't understand why Amy won't fire him. It seems Amy will have to choose between the two boys...