[She doesn't understand much of what is going on, to be quite frank. She nods along when Karkat insults France because of course he's right! The rest of what he says mostly confuses her though.]

Yes, yes, I'm her. [Drops France's hand and starts looking the rest of him up and down, checking him over.] He said that he's an utter twit and that he's heading home to bundle up, get some rest and let someone halfway competent look after him since he's incapable of doing so himself. [All of that in four words!]