There is little change in Edward's manner, the updates on the state of affairs were not changes to him, and so there was no internal reaction. That is, until the Duchess herself addressed him, and in such a disarming fashion. It wasn't anything she said precisely; it was just, well, it was Twist.
"I am honoured to be among such esteemed company, your grace. I am grateful for the welcome." Edward's eyes were wide and sincere; his posture slightly bent forward as though desiring to supplicate.