It was true, Hermione didn't know Christopher. She knew he graduated before she, and she had seen him on occasion at Hogwarts, but that was about it. As a matter of fact, she hadn't really known Sally-Anne that much either, though they had been in the same year and were on friendly terms. But seeing Christopher for the first time, and under the circumstances, the awkwardness felt like a rain cloud looming above them. That was inevitable, though; Hermione had seen his wife kidnapped, and until Sally Anne was brought home safely, she knew it would be there.
When he mentioned he wanted to discuss Salle Anne's disappearance, a hand subconsciously flew to Hermione's left eye, as though checking to see if the cut was still there. She couldn't help but fidget a little, the subject was not a pleasant one. Despite any discomforts, however, Christopher had the right to know what had happened. Besides, maybe they could find something in her story that would help find answers.
"No, it's quite alright. Just some paperwork, nothing important." She took a few steps back to allow him room to enter the office. "Come in, please."