[ She looks miserable when she glances back down. ]
I don't want to. [ It's as simple as that. It took her a year just to bring herself to use her fangs. And now her issues have only expanded. ]
I've never drank human blood before, and I don't want to. I can't bite a human anyway. That would be a disaster. And wouldn't it be weird always getting it from a syringe or something?
[ She doesn't want to get a taste for it at all. Then she'll really feel like a monster, or something.]
I can't drink animal blood because it's not nutritious, either. Besides... [ So uncomfortable. ] What do you do? Just go up to someone and say 'Hi, I'm a vampire. I'm really thirsty right now, can I have some of your blood?' That's super awkward!