The legendary hero Wu Sung (Ti Lung) was sent to the prison in Meng province after murdering his sister-in-law and her lover. There he was acquainted with the prison officer Shih En (Tien Ching), who saved Wu from the baton punishment required for new prisoners. Wu found out that Shih's restaurant "Delightful Forest" was taken by Chiang Chung (Chu Mu)...—Celestial Pictures