"Finally, we reached the headquarters. But we did not decide to act recklessly. Attacking that headquarters would be dangerous for us as we can feel powerful Abyss humans are present inside that headquarters.
There would be around 8 legendary grade Abyss humans. Because of this, attacking the headquarters recklessly would be dangerous for us.
We decided to restrict the movement of those Abyss humans and only then we decided to attack the central city of those Abyss humans ...."
President Andrew informs everyone about their adventure inside the Abyss world. He was telling them how they attacked the headquarters of the Abyss humans.
He also told them how he and Sam escaped from that place. During that time, Sam also triggers those explosives around the whole headquarters.
Inside that place, you would not find any normal Warrior or any normal citizen. First of all, you should know that this is a secret mission.
