"Mmhmm, maybe not tonight though." She gives a small nod. There's no frowning or blanching, she doesn't even pale as she gives him the coffee cup back.
"I prefer something a bit more sweet to my drinks, but blood adds a little something extra to most things." What could she say, she was into blood play, she knew that flavor well, but she wouldn't add it to anything specifically. Nor did she ask. She knew what he was. It would be foolish to chastise him for it.
"Indecision, you do have a point. Then just the city for tonight. A walk would be lovely, thank you."