When Jason Dyson refuses to make his prized fighter throw an MMA match, a notorious gangster collects his debt by killing the fighter and kidnapping Jason's daughter. Now he must train a prisoner to endure five consecutive underground fights to save her.
With Internal Affairs coming down on him, a corrupt cop must take out the competition of the crime boss he moonlights for if he wants to survive long enough to get out of town first.
When a mysterious enemy targets his family, a Taipei triad member heads to Los Angeles to protect his strong-willed mother and oblivious younger brother.