Bai Xi is the dragon vein of Daxia, a true dragon that has lived for 900 years. Later, she was picked up by a good-looking man, who provided food and accommodation. She thought it was a good deal. The only drawback was that the man did not admit that he was her ancestor, so he was very rebellious! Yu Cang was the emperor of the Great Xia Kingdom. He was obsessed with a dragon as soon as he ascended the throne. The dragon was delicate and had a big appetite, and could eat eight bowls of rice in one meal. The most important thing is that it will rain when she cries, and disasters will occur if she is unhappy. In order to prevent her from crying and destroying her country, Yu Cang can only endure her temper and raise the dragon. How should he make a dragon give up being his ancestor and obediently become his wife?