After her mother's death, New York City fashion designer Lisa Rayborn returns to her hometown and family farm. Due to a weak economy, her brother Jim has converted the family business from a cattle farm into a sheep farm, despite their father's objections. To help out, Lisa decides she will stay to help on the farm. She Pet adoption a border collie from the local animal shelter and trains it as a Herding dog, naming the dog ''Lucky''. Jim and Lisa decide to enter Lucky in a sheep herding contest, but when a severe windstorm sparks a forest fire, Lucky helps rescue a girl named Kristina (who is lost and almost died) and brings her to safety. While doing so, Lucky's leg is burned, and it looks as if she will not be able to compete.