He can tell. It's... absolutely delicious, for all that he knows that's not how he should think of this. Think of her.

This is no longer that world. This is no longer that situation.

...which doesn't make the fact that they could help with the situation as it is, the situation that now presents itself, any less tempting.

"I didn't before I met you," he says honestly, "and now I most certainly do. I know enough that if I told you all I know, you'd be even more scared and intrigued than you are now. I know it hardly helps to say so, but you should be less interested in me, if only for your own sake."