On a visit to their father's ranch in Australia, Lou has no difficulty accepting her father's new wife, Helena, while Amy seeks refuge in the stables and in working with Spirit, the reluctant grey gelding trained by Helena.

Amy realizes that the time has come to choose between helping damaged horses and training her thoroughbred Storm to perform in competitions.

As Amy helps a lost horse, she makes the difficult decision of whether to leave Heartland in order to go to college.

Amy respects that Daniel won't give in to the spectacle of the horse show circuit. He rides his horse Amber like it's the two of them against the world and Amy wants to help them conquer it.