The story takes place in a modern city where martial arts is reviving. Qin Wendong, an ordinary white-collar worker, awakens his potential as a martial artist due to an accidental conflict and becomes involved in a fierce battle among urban martial arts forces. Starting from the bottom, through mentoring, training, betrayal, cooperation, and gradually rising. On the one hand, he is struggling between personal growth and family ties, love, and friendship; on the other hand, with the popularity of martial arts, various forces such as the black market, chaebols, governments, and martial arts sects have emerged. Multiple story lines are intertwined, including boxing contests and power struggles; grudges and hatreds, and the exploration of urban justice and order. In the end, the protagonist changes his destiny and becomes a strong man who can truly protect the peace of urban martial arts.