A childs mind doesn't have sexual desires and thoughts that a grown man would have. Plus a lot of kids end up playing 'you show me yours, I'll show you mind.'
He'd been having a second childhood for 20yrs. By the time you're 15 or so you grow out of wanting to have sleep overs. When was he going to grow out of it?
Anyway you look at it, dude had some serious mental issues. Plastic surgery to the point of self mutilation etc., things that can't be explained away because of a lost childhood.