"Cara's-" He hesitated. "It's hard to explain. No, she's not a vampire. She used to work for Sebastian Van Cleve, but he fired her and now she works for Ava Carlisle. But she's a friend. I'm staying with her right now." He decided that would work for an explanation. Hopefully.
Trust him, the idea of every having to feed off a person again had his stomach in knots. He could go the rest of his unlife without ever feeding from a person and probably be a lot happier.
By habit alone, he shot his sister a warning look. "It's not like that," he added hastily. "It's- complicated." Like everything else about his unlife.