Justice is not a particularly expressive person--it comes with the territory when one isn't supposed to have a physical form and appearances can be malleable enough to appear to be an inanimate object--but when he turns to look at Cam, he still manages to squeeze some obvious incredulousness in the way his eyebrow quirks.

"I know that humans lie," he says very slowly, like maybe Cam is the dumb one here. "I can sense it when someone is lying."