A group of young people awake, locked inside a warehouse with cameras screwed into their heads. It becomes apparent that they are unwilling competitors in a deadly game, and they will need to murder each other if they hope to survive.

When a law student uncovers chilling secrets and places her life at risk, a bitter, rough-around-the-edges detective gets assigned to her case.

For Javier, running away from the tiny border town of San Luis Rio Colorado and his professional fighter father when he was just a teenager meant growing up on the streets of Tijuana and being bred in the world of cartel-run underground fighting. Years later, the grizzled veteran fighter known as Callejero, and his quick-talking ever-scheming manager Jose, are faced with a dilemma: Throw the next fight or face the consequences of a gambling debt owed to the cartel. When things go awry, only a longstanding relationship with the man in charge keeps Jose and Javier alive, but they're forced out of the fight game and Tijuana for good. Irreparably damaged by all his years in the ring, Javier returns home alone, lost and broken. With nowhere else to turn, he tries to build a new life forging a relationship with his father, his own wayward teenage son and his son's mother, who he all but abandoned a decade earlier. And while nothing comes easy, the family bond begins to strengthen when ...