touchofpurple 
You might want to introduce yourself in the big hi I’m new here topic 
Lucid Dreams don’t have a specific meaning. They can be very various as well. One lucid dream is not another, they can contain so much different things what makes them have a meaning.
Personally I think it’s because of your active imagination or something along that. What else do you think it could be? Were those dreams Lucid Dreams or Normal dreams, or maybe it happened with both?
Well, actually you’ve always dreamed. It’s only now that you remember them better
Dream Characters. I meet them a lot too, there are often people in my dreams I don’t know in real life, or I don’t recognise. There’s nothing to worry about there. We all have those persons in our dreams. You might want to check this topic. It’s about where we take DCs from.