Frankie, an ill-tempered old coach, reluctantly agrees to train aspiring boxer Maggie. Impressed with her determination and talent, he helps her become the best and the two soon form a close bond.
After a run-in with the law, Haley is forced to return to the world from which she fled years ago. Enrolled in an elite gymnastics program run by the legendary Burt Vickerman, Haley's rebellious attitude slowly gives way to a team spirit.
A frustrated and conflicted teenager arrives at a new high school to discover an underground fight club, and meets a classmate who begins to coerce him into fighting.