She nodded back at him, crossing her arms over her chest for a moment. Yotsuyu wasn't certain if she wanted to help, or let him entertain himself that way for now.

Though she probably ought to help, since it was honestly for her sake that he was looking at all. That had her moving further down the shelving he'd started at, slender fingers going over the spines of the tomes listed.

Her brow furrowed in thought, but she finally made a selection. "I suppose we ought to find a table or some such," she murmured. Pity she hadn't brought a chapbook to take notes in, though.