At first i thought her dreams were the product of her subconscious that longed to be with him but now I am not so sure about it, as others said before me it might be that the emperor is entering her dreams through magic. I can't wait for it to be explained later on the story and also the funny...
So I've seen the raws and chapter 45 is the same as here. There's a chapter missing (46) and a half of the following one. You can check yourself if you want Guess this team has another raw source than the other one?