Ye Yun's soul traveled through the Northern Song Dynasty and was the son of Ye Chao. He became enlightened at the age of eight and attracted the attention of both the government and the public. Drawing on his father's connection with the New Party, he was able to get in touch with the political situation, and used the method of studying things to gain knowledge, create sharp weapons, develop maritime transportation, and train a new army. Shuang'er personally guards him, and he wants to erase the shame of Jingkang from the history books during Huizong's reign.