Dreams of being pregnant

So I've been having a little boy come in my dreams! First, I had a dream we were taking care of him then a week later my sister said she was pregnant. I thought it was her baby in my dream but she's having a girl. I'm still having dreams with him. Even breast feeding him! Last night i dreamt i got a bfp. The thing is we really aren't even trying. We are using the pull out method which has worked for us. I wonder what these dream mean and who this little boy is!