Why did Lu Zhanbei say that he had seen Xin Lan in his dream?

I saw it when I was drunk, and I recognized it as a dream. In the novel Indulge, Lu Zhanbei met Xin Lan when he was drunk, but after waking up, he didn't remember that it was a dream. This novel is an urban novel published by the author Jiang in Jinjiang Literature City late last night. The brief introduction of the novel is "Yu Zun likes Lan being tortured by a pianist best. She has dignity and she won't give in. "