"Zoren Pierson... is your husband? You are... the mysterious matriarch of the Pierson Family?"
Once this was said, Theo and Mister Miller understood the reason Penny invited them here instead of the Prime Group. It had been mentioned the night before how Penny dressed and how she had arrived abruptly at their house, saying everything she wanted as if she weren't afraid of anything.
And what did Penny tell them? She had said they were right, that there wasn't any formality in this discussion.
So, she was simply showing what she could do; giving them what they want.
All of this was to impress them, but that also meant more pressure on the Millers. Unlike last night, when she came in that kind of costume, as if she were simply practicing ringing the doorbell for trick-or-treating, the Millers now had to impress her as well.
How could they do that?