That's weird. That sounds an awful lot like a camera click, like, an old fashioned camera click, from behind the tinted window. Like, he gets taking pictures, but a film camera? What are they, art students?

John also notices the splints on her left hand and while not exactly like a Borg implant, it's similar enough that it's got his pop-culture spidey-senses going off.

"Well, I'm all for special occasions, can I join you? These vans have been following people. Which is bad for us."

He moves to the other door, and tries the handle, to see if it'll open.