I think I figured it out.

[wolven7]

I'm pretty sure I worked out the mystery to "The Lost Room." And if I'm right, it's so utterly banal and ordinary, that it is truly wonderful.

The solution to a mystery has to either be utterly mysterious, itself, or it has to be so ordinary as to be baffling. And then you can only hint at it.

Let's see if i'm right.

Also, why is it that whenever someone.... Wait... nope. Lost it.