Behind every legend lies an impossible dream. Witness the spectacular journey of an incredible horse named Secretariat and the moving story of Penny Chenery, his unlikely owner, a housewife who risked everything to make him a champion.

Ben Crane is a Kentucky horse trainer who watches in horror as a championship filly breaks a leg during a practice run. Ordinarily the horse would have to be put down, but today Ben's daughter, Cale, is at the track. Ben impulsively buys the horse, which causes him to lose his job. The rehabilitation process of the horse is almost too much for a farm that's already struggling to survive in a modern economy, but the horse turns out to be a much-needed...

Sharing the dream of being the best horsewoman in the world, Maggie Atwood and Becky McCabe, mother and daughter champion riders, break their vow of never going up against each other when they both participate in the competitions leading up to the Olympics.