….? /raises an eyebrow before following him/
-Enters the infirmary, the door shutting behind him. He walks over to a table, setting his bag down an rummaging through it. His holoform switches as he pulls out a needle from his bag-
……What are you doing?
-Looks over at her, then back at his equipment- Nothing.
That doesn’t look like nothing, sir.

So, why did you switch?