这是关于两个女孩CJ和Hanna的故事。CJ住在一个牧场,Hanna前来游玩,并决定拍摄一些野马照片作为学校作业。她们成为了很要好的朋友,还共同发现了一个伤害野马的阴谋。Workaholic widower Frank arranges for his daughter Hanna, who loves photography and horses, to send a summer month on the ranch of his study friend Matty, who instructs her tomcat daughter CJ to act as her friend. The site is one of the locations rumored to harbor the legendary last truly wild mustang stallion, who keeps joining and helping roaming herds. Industrialist Novak hired locals, lead by mean deputy Morgan, to catch wild horses for experiments.