The ancients created the Five Elements Secret Arts according to the principle of the Five Elements' mutual restraint, which are the five arts of controlling gold, creating wood, condensing water, refining fire, and offering sacrifices to the earth, and formed five corresponding schools. Among them, the Jinmen's Jinmen Secret Arts can control metals and are very powerful. Jinmen once had a magical secret treasure - the golden ring, which contained a powerful golden dragon power. However, with the decline of Jinmen, this secret treasure has long been missing. Jinmen's heir Lao Yang took his son Yang Yijin to Taoyuan Town incognito to make a living by forging iron and selling vegetables. When Yang Yijin grew up, he wanted to go out and make a career, but Lao Yang hoped that his son would spend his life in peace and stability, and never agreed. The conflict between father and son began...