Draco
I have been here six months, and the best one I have is that there are billions of... Well, I am uncertain whether to call him worlds, or universes, or what... However something about this place draws people in from one place without disruption from another. A bit of a butterfly effect, but more magical and conspiratorial.
If it helps, Nymphadora is sixteen, so only three years my junior. Certainly I do not need to tell you what a shock that was.