Ted sobers a little, the smile still there but softening into less playful, more earnest.

"Yeah," he agrees. "I mean, I like living with you.." There's things to consider, but he'd definitely like to keep sharing a space with her.

They've sort of stumbled into it through circumstance rather than deliberate planning, but even so. And Joan stayed over at his place a lot before now, but it does mean she's far away from Sherlock. And Ted has rather enjoyed being close to Sherlock too. Yet up here, they're far away from Richmond.