Sold off to pay her father's debts, Cherry spends her nights dancing and her days longing for freedom. Determined to break free of her life, she transfers from the dancehalls to the stadiums where all the real money is made. The only problem with her plan is that she does not know how to fight. In order to learn, Cherry approaches Berlin, one of the best fighters in the stadium. Berlin, however, wants nothing to do with her, and Cherry realizes the hardest fights do not take places in the arena ..