"I wasn't thrown out."
"Anyone outside the walls is thrown out. You can't deny it. There are simply some who know how to avoid getting infected and some who already got infected. I guess you're a magician. Mages have a natural barrier protecting them from being infecting. Of course, consuming all the mana is the worse a mage can do, the protection goes ploof and you are infected."
"Then why are you infected?"
"I am a witch. I don't have protection if I don't give sacrifice. I… I don't give much sacrifices," she hesitated. "I don't want to put myself in a situation where I have to sacrifice someone."
She examined him with her eyes. The vampire obviously had her magic to protect her. The knight was blessed by one of the three cults. However, Stephan had the unnamed poison in his veins and he didn't turn into an undead. Therefore she needed to study him, for her own benefit and others as well.