Hannah's smile faltered once she'd gotten over her initial surprise and processed James's appearance, since it was obvious that she hadn't been expecting visitors. Unless wifebeaters and Superman boxers were part of her usual everyday wardrobe, which was doubtful, the expression on her face was lacking in recognition. Staring wasn't going to do her any good, so after a brief moment of wondering why there seemed to be something familiar about the tousled-haired woman, she found her voice and tried to cover up her awkwardness.
"Hi. I'm Hannah... Lotte might have mentioned me? She's interested in adopting a dog and she said you'd be her reference." She shifted her weight to the other foot before continuing. "But, um, if this is a bad time... I can always come back later."