Former MMA champion, Case Walker, struggles to find success due to his explosive fighting style. Forced to take a job in Thailand, he trains a washed-up fighter, Brody James, for a brutal underground league. Case reluctantly mentors Brody, but the competition's harsh reality and potential use of steroids force him to confront his own integrity. Can Case rediscover his passion for the sport and guide Brody to victory, or will the underworld's corruption consume them both?