DreamWorks animated adventure which follows the adventures of a wild mustang named Spirit during the days of the Old West. When Fortuna Esperanza Lucky Navarro-Prescott (voice of Isabela Merced), the daughter of a famous circus performer, moves to the town of Miradero to stay with her estranged father, Jim (Jake Gyllenhaal), she befriends a wild Kiger mustang which she names Spirit. When Spirit and his herd are threatened by wranglers, Lucky and her friends set out to save them.