K'zeka wouldn't really expect Elidibus to care for many, if any, who had lived or was currently living on the First or one of its shards. Emet-Selch was plain enough about not liking the present inhabitants, so it wasn't a stretch to assume that there wasn't really anyone Elidibus had gotten attached to.

"Unukalhai?" The sudden question is a little startling, as he'd expected Elidibus to be done talking altogether. "I...don't believe I did. Were they one of your lot?" Ascians, he means.