[Katherine isn't so obvious or uncautious as to conspicuously sniff the air, but she does draw in a deeper breath, focusing on Yuuki The polite spiel is carefully unspecific enough to rouse her curiosity. She smiles absently at the racks, turning the awkward pause over in her head, and takes a mild, innocuous stab in the dark.]
Did you find it difficult to adjust to being nocturnal?