Lou must leave her city life behind to help her grandfather and sister run their debt-ridden family horse ranch in the Rocky Mountains.

Set against the stunning vistas of the Rocky Mountains, Heartland follows teenage horse whisperer Amy through the trials and triumphs of life on a family-owned horse ranch.

Continues to follow life on the ranch as people drift back to Heartland, craving the familiarity of home and family only to discover that everything seems to have changed. After the blush of first love in season three, Ty and Amy's relationship may blossom and mature, but only if they face up to a misunderstanding about what happened while they were apart. Includes all 18 episodes of Season 4.

The Heartland gang bands together to help rescue some horses trapped by an avalanche in the town of Pike River. Meanwhile, a frazzled Lou is trying to create the perfect Christmas back at home.