Ye Suyu, the second lady of Hidden Sword Villa, picked up a child and took him as his apprentice, named Su Yingzhang. However, he was involved in a big conspiracy, Twelve Links of Chains, Nanzhao Kingdom, Tianyi Sect, Immortality... All because of this. After finally solving the problem, the Tang Dynasty fell into a situation where the country was destroyed and the family was destroyed. During the Anshi Rebellion, Ye Suyu lost his life for spying, but he never had the chance to answer Su Yingzhang's words of love...