[Hayley is silent for a bit and, at the lunatic remark, gives a considering tilt of the head. Then she returns to a more skeptical expression again.] You have the specific sedative.. so, you're not a librarian?

[There's a moment where the inmate realizes just how relaxed she's gotten on the Barge, to have trusted Arthur just for looking like Rex and because he was quiet and demure. A "librarian." She glances around to see if anyone's around, glad at least she's carrying her taser as always.]

..Which means either you were lying and I shouldn't trust you until you tell me the truth? Or that you just happen to be too helpful, which is prooobably a fetish thing.. or plans to hurt or manipulate me somehow in the process. [A beat.] None of these options looks too good for you, champ.