Aesop grunts in affirmative, the masquerade was one of the few rules he was familiar with. Not knowing how to end the conversation, he just hands the phone back to Peter having no idea how to turn it off.
He then listens to the plans, which are way more complex then he had in mind. Aesop doesn't comment just yet though Eleanor may notice determination and focus in his aura as if he is in a state of calm when doing this investigation.