Chu Yunlan, heir to a wealthy family in Yanjing, witnessed the tragic massacre of his entire family at his twentieth birthday party. Pursued by a mysterious force, he fell into the Millennium Dragon Abyss. Unexpectedly, he gained access to the ancient martial arts tradition, the "Nine Heavens True Dragon Art," awakening his long-lost ancient martial arts bloodline. Upon returning to the city, he discovered a vast underworld, a fusion of ancient martial arts families, hidden sects, and modern technology. To uncover the truth behind the massacre, Chu Yunlan, disguised as a wealthy young man, navigated the world between business tycoons and powerful ancient martial artists, renewing the legend of the ancient martial arts in this steel forest. As modern firearms collide with millennia-old martial arts, and as business empires intertwine with the power of clans, a global martial arts storm brews...