It's hard to call whatever crosses Arthur's face lighting up when he gets the news that Wrench already knows John, even if there's definitely some relief in there. It's just everything else that complicates and sours the fact that John is here. They're still separate, to say nothing of how they've yet to address anything that's happened to them previous to this place, when everything here kept happening so much.

But he nods, with an an easy, Yes. J-O-H-N D-O-E. My - and he stumbles, fingers curling for a moment as he struggles to remember the word, before he remembers - partner. B-E-F-O-R-E here.