SPOILER ALERT: the following article contains massive spoilers, including the ending. If you have not yet seen the movie, proceed at your own risk, or better, come back to this article later!
SPOILERS AHEAD
Never Back Down: Revolt Plot Summary and Synopsis
A woman who is kidnapped and forced to compete in elite underground fights and has to battle her way out to freedom.
Source: Wikipedia (CC BY-SA 3.0).