There was a visible freezing from Katherine when the explanation begun. Her gaze widened unexpectedly and she slowly looked back down at where her hand was rummaging within, like a child who had just been told the cookie jar contained a bar of gold. Opting to slowly open it and peer inside, rather than expose the valued item to the open air, Katherine now wore a bemused smile and looked up.
"I should tell you, in vampire culture, this means we're married," she deadpanned, then chuckled and offered an exchange of the bottle she had been using. "I kid, but... If you were ever tempted to ask, I'd totally say yes after this."