artless

Closest as in “closest to her heart,” or something clutched, or something unvarnished, artless, some plain truth?

Relevant backstory is condensed into a few lines of artless dialogue.

It was spoken as if by a condemned man: largely devoid of emotion, implausible, halting, artless, and sad.

And then Mats, quite mollified, was speaking in her artless way of Hugo Canning, who had so obviously been on her mind all along.