In "The Duel" (1971), Tan Jen-chieh's world descends into chaos when he's wrongfully accused of murdering his adopted father. Forced into exile, he becomes a target on the unforgiving streets, grappling with the loss of his former life. Meanwhile, his beloved Butterfly spirals into the dark world of prostitution, desperately trying to survive in a city rife with danger. As Tan navigates this treacherous landscape, he finds himself stalked by the enigmatic Rambler, the man suspected of his father’s murder. Just as these two foes prepare for an inevitable showdown, a shocking betrayal reveals that they’ve both been played. United by their common enemy, Tan and the Rambler forge an unlikely alliance, igniting a fierce quest for vengeance against those who deceived them. With heart-pounding action and a gripping tale of survival, "The Duel" explores themes of loyalty, betrayal, and the relentless pursuit of justice. Will Tan reclaim his honor and rescue Butterfly, or will the shadows of his past consume him? Dive into this thrilling martial arts classic that keeps you on the edge of your seat!