Struggling to make ends meet and desperately trying to pay for his sick son’s escalating medical expenses, Hector Chavez returns to his fighting origins in the gritty underground scene of Los Angeles. His amateur Mixed Martial Arts videos gain widespread attention, catching the eye of the leading MMA organization. Hector is then offered a once-in-a-lifetime chance to challenge the reigning MMA World Champion, a ruthless competitor whose previous opponent is in critical condition at the same hospital as Hector’s son. Hector finds himself in a true life-or-death scenario, where he must risk everything to ensure his son receives the life-saving surgery he requires.