This article tells the story of Li Changtian, the prince of the Xingguo Kingdom, who was killed by a traitor and went through hardships and dangers to successfully create a prosperous age. Emotionally, he may marry Su Muqing, who has shared weal and woe along the way, understands and supports his career. He and Wei Yiyi have forgotten each other in the world, leaving behind a memory of regret but mutual respect. Yan Wan'er may have become a monk or traveled far away from home to gain inner peace. Yelubing and Wei Yiyi were committed to the reform and peace of the barbarians, and maintained long-term good-neighborly relations with Xingguo.