[She doesn't entirely process that, sorry, Varric. Give her a minute, here. Instead, what she gets out of that is:]

I'm in your head, back??

[There's a pause as she looks around wildly, but no, she's not inside anybody. She's shadowy, but not possessing anyone.]

But I'm not! I wouldn't, never again, I made a promise-- unless somebody does it to me on accident!