Where Is Xiu Xian'er?

Books are more important than life to Bai Shutian. After all, people can no longer read books after they die. Yes in the previous life, resolute in this life. She originally wanted to spend her whole life guarding the library in peace and contentment, but things went against her wishes and she was forced to embark on the road to immortality. In the twelve volumes of the Book of Heaven, she is the beginning and Yi is the end. The road is long and lonely. There was only one person who followed her silently. Even if she didn't look back, he was still there. A story about a big heroine, a woman on top and a man on the bottom, a male protagonist is about to appear