Duel of the Brave Ones

Kong, a convicted thief, is released from prison to find his daughter married, but ashamed to bring her husband home. He also finds, to his anger, that his son is in the company of Kei Lun, an underworld figure who had once cheated Kong of a valuable ancient stone. With a Police Inspector on his trail, Kong vows to defeat Lun, repossess the stone, and restore his family pride.