Thep , injured from his last outing , assigns his top student swordsman , Khun Krabii , to rescue Liu .
Liu 's father , an influential businessman , does not wish to involve the police , so he turns to his old friend Master Thep .
Master Thep , injured from father 's last outing , assigns his top student swordsman , Khun Krabii , to rescue Liu .
Liu 's father , an influential businessman , does not wish to involve the police , so he turns to his old friend Master Thep .