[Qubit's leaning on a ventilation-related something and looking at his comm, but when Kotetsu shows up, he puts it away immediately and stands up. He may or may not have been just about to call and ask where he was :'D]

Ah, there you are. I was beginning to worry. [His tone's amiable, though.] Sorry to have sprung this on you on short notice, but I'd put it off long enough. I know we haven't worked together much, but you were at New Zealand a few months ago, correct? You left rather a good impression.