The brightly lit lights within the cathedral, the latent mental powers of thousands of clergies and the holiness that the sacred sanctum had all interwoven and that allowed the cathedral to seemingly be separated clearly from the world outside. The world outside was enveloped by thick dark clouds as the brooding weather signaled the coming of trials and tribulations upon the world, and a wall apart, it was nothing but warmth and brightness.
However, even with the cathedral's innate holiness, and the bright lights could not calm the unease of the clergy.