Ba Ji is tops in his field for organizing underground fights with illegal wagers placed on the fights. The owner of the location for the underground fights is Boss Jang. Ba Ji is now in serious debt, and Boss Jang recommends a way for him to climb out of his debt.
Ba Ji lets gambler James join in on the illegal wagers. James is very sharp and also wields considerable financial power.Ba Ji then puts together a 9 member team to manipulate the bets. Ba Ji’s girlfriend Seon Nyeo joins the team. The fights progress as planned, but with 2 fights left Boss Jang and James comes to Ba Ji looking for a piece of the action. The betting has now completely changed. There is only one fight left, and the battle of wits begins.
