The dark god that is currently residing in the capital is biding his time. His followers managed to acquire something special from the Envoy of the Dark Gods. To think that the untrustworthy envoy gave him something that can help hasten the destruction of the barrier.
"I guess they still retain their humanity even if you turn them into star spawns. The rage and anger that he felt because of his humiliation is a happy sight for me." Nyarlathotep thought as the dark god is almost done making the whole imperial capital its territory.
The human alliance thought that the dark god is not capable of expanding its territory because the gruesome scene of terraformed earth is only concentrated a few meters around the gigantic dark god. They do not know that the dark god is just waiting for them to go inside of the imperial capital.