Katy McLaughlin desires to work on her family's mountainside horse ranch, although her father insists she finish boarding school. Katy finds a mustang in the hills near her ranch. The headstrong 16 year old then sets her mind to tame a mustang and prove to her father she can run the ranch. But when tragedy happens, it will take all the love and strength the family can muster to restore hope.

Carrie is a big-city teenager whose life is turned upside down when she moves to a horse ranch in Wyoming to live with her father. But everything changes when Carrie meets Flicka, a wild, jet-black mustang who's just as free-spirited and strong-willed as Carrie. The two form a special bond and Carrie opens her heart to her father and a handsome, local boy, but when a jealous rival puts Flicka's life in jeopardy, Carrie must do whatever it takes to save her best friend.

Flicka and Toby help out a struggling stable owner and her teenage daughter.