Noel still hid the fact that Anna was still investigating the possibility of another escape route. Since the information was reliable, he had high expectations, but it wasn't guaranteed. So, it was better to hide the information for the time being. It would cause a lot of friction with the Arbiter if they used that secret passage, considering they might have dug a tunnel to connect it.
Paul listened to their advice. Stella and Jonathan also expressed their own concerns, but they weren't that important. At the very least, Paul decided to bring the topic up in the discussion tomorrow.
Last but not least, Paul said, "Alright. I have considered all your opinions. And I will discuss it with the other leaders tomorrow. For the time being, we should begin our preparation for creating the escape route."