"Nine Heavens Dragon Song Jue" tells the story of Chu Yunlan, a young man from a poor family who unexpectedly obtained the inheritance of the ancient dragon clan and counterattacked from a wasted loser who was divorced to become a martial arts supreme. He carries a blood feud, holds an ancient sword with dragon patterns, practices the Nine Heavens Dragon Song Technique, and awakens the blood of the dragon clan through repeated life and death experiences. From Qingyang Town to the Tianyuan Dynasty, from the ridiculed "trash" to the Dragon Master who shocked the entire martial arts world, Chu Yunlan broke through the sky with his martial arts and uncovered the truth about the Chu family's annihilation twenty years ago. Finally, in the battle between good and evil, he understood the true meaning of martial arts and became a legend of his generation.