[Oh, she slips inside before the door closes like the thief she is.]

And I've seen that same look on her face when talking about you. [Arc was drunk at the time but DETAILS.] I've seen you and her, ze. Why do you keep denying there's something there?

You've got nothing to lose by just kissing her once. ONCE. And it doesn't even have to involved tongue. Though you are more than welcome to take it that far...