Rey looks as though she's been caught at something she wasn't supposed to be doing and mentally curses herself for speaking to Kylo at all. She ought to have kept her resolve to only show him as much civility as strictly necessary. Well, too late for that now.

"I thought you would've found out by now one way or another."

Both the twins knew it, and since Kylo had his chip out she imagined he'd have picked up the presence of another strong Force user. Then again, she's not sure if Obi-Wan has had his chip removed yet, and he had kept himself hidden from Vader for years.

Another thought strikes her then, one she hadn't considered until now.

"You do know Vader's here, right?"