She felt uncomfortable though she couldn't really say why. Perhaps it was only because he had a way about him that she wasn't used to? She was accustomed to men tinkering about and racing each other until things were shattered and she was screaming her head off, not someone who appeared so...was calm the right word? Besides, the idea of living with a man who wasn't her husband made Lily a little ill. Still, none of those feelings were Mr. Grindelwald's fault so Lily managed a smile as she stepped closer to hold out her hand. "Call me Lily, please. It's lovely to meet you."