[Ouch. That tone is like a punch to the gut. So is the time frame. It means that, while he knows her, He's less then used to her. He doesn't know her the way he should and, he probably doesn't care about her the same.
It takes her a moment to compose herself, but the wrinkle creases in her brows are there. Also, she's gone a lot quieter.]
The Undertaking was two years ago.
[She presses her lips together, frowning a lot.]
I've been here a few days. Has anyone explained this place to you?