Najstnica Carrie, vajena življenja v velikem mestu, se nerada preseli na podeželje k svojemu očetu v Wyoming. S svojo uporniško držo od sebe uspe oddaljiti svojega očeta, obenem pa navezati pristen stik s črnim žrebcem Flicko, ki je ravno tako neukrotljiv, kot je sama. Odnos s konjem ji pomaga, da se čustveno odpre, počasi vzpostavi boljši stik z očetom in se obenem zagleda v mladega kavboja. Ko se Flicka znajde v nevarnosti, mora Carrie narediti vse, da reši svojega najboljšega prijatelja in s tem sebe.
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.