[a slight sigh-- but his look softens, and his voice is as warm and level as if they were having a perfectly normal conversation]

We met once --a long time ago, Sayo-san. My name is Ginko. [a brief pause, before adding what he thinks might be significant] I met your son, Kaji, as well.

I'm afraid there's a lot to explain. [book must have been talking. Hnnn. If he saw what Ceil had to say he'd be none too pleased.] I'd rather do it out of the cold somewhere.