As soon as he rattled off the number, her smile got a little softer but more genuine, as if tempered by interaction from a large block of uncertain iron into a finer edge of steel.  She immediately sent him a text message that said, "Here's mine - Asuka," although if the reception in libraries was as bad as it tended to be in her experience, he may not get it for some time.  That was alright, though; maybe it would just be a fun surprise for him.<br/><br/>His comment about calling for "any reason," however, brought out some more warmth to her expression, an encouragement for him to try a little harder.  It hadn't occurred to her until now that he might just be shy; she'd been too distracted in picking up everything else.  Now she felt a little silly for not having considered that possibility.  "Maybe you can show me some of the fun off-campus places sometime," she suggested.