Characters
I’ve seen honest faces before. They usually come attached to liars.
— Willow · Buffy the Vampire Slayer
Behind the line May contain spoilers.
Our reading
An editorial interpretation.
The speaker is distrustful of anyone who looks sincere. In the speaker’s experience, an honest-seeming face is more often a cover for deceit, so a trustworthy look is no reason for reassurance. It is a dry, wary quip about appearances.
Context reviewed