Six years ago, something happened in Liao, and young Qin Feng became the new king of Liao. With his novel skills such as coal mining, heating and iron armor, he built Guangning City into a prosperous place in the north. Emperor Qing's visit revives the warm relationship between father and son, and the two face the threat of Fan Yang's forces together. Qin Feng used ingenious tools and elite subordinates to resolve the crisis, and even subdued the enemy generals and united people's hearts. Since then, trade and industry in the Liao region have flourished, benefiting the people. At the same time, they have dealt with internal and external disturbances and repeatedly overcome difficulties with wisdom and ingenuity. The loyal and brave men under his command, and the presence of relatives and friends, finally helped Daqing usher in a prosperous age of prosperity for the people and peace at home. Father and son are at ease, admiring the scenery of the northern country together, laughing and talking about the leisurely years.