A raging wildfire threatens the ranch forcing the Heartland family to evacuate. But when a pregnant mare is trapped in the fire's path, Amy risks everything to try and save her.

Amy must deal with the fallout when Lyndy’s first 4-H show goes awry. Meanwhile Katie does something unexpected with Dodger.

When Amy returns to Pike River with Nathan to work with Search and Rescue horses, she’s confronted with memories of Ty. While Lou and Gracie track down a wolf, Jack finds his new ranch hand.

As Amy and Ashley search the forest for the downed plane, Caleb and Nathan fight to survive the wilderness - and each other. Jack and Lisa organize an old-fashioned haying.