[He watches her throughout this entire little episode, his mood changing from wary interest to surprise to deeply perturbed. Now and then he seems poised to say something, to move closer, but he ultimately does none of these things - only waits and watches until the time comes when she hands him the note. Archer reads it, then looks hard at Ciel. He wants to know, wants to ask what the food did to her. But now, well....it's not the best time for that. He just sighs, a careless sound that jars with the way his other hand is making a fist so tight his knuckles are flaring white.]

Got it. I'll stick around, warn everyone I meet.....if I have to leave, I'll put up a sign or something. [A pause, then he puts a hand to his temple as if struck by something. Jesus fucking Christ.] ...might as well do that now, actually. Mind if I borrow your pen?