The Covenant on... Earth?

As the Master Chief and the Arbiter rushed through the Covenant infested halls, they stopped before the Prophet of Truth. "So this is the mighty Deamon that you have sided with, Arbiter? No matter, we will all be on our way soon enough. The Great Journey has finally started, and you both will be left behind, for it is our gods' wills." As soon as the San'shyuum finished speaking, a deafening blast spread throughout all the combatants' ears on the Ark. A shining light blinded everyone, not just at the Ark, but throughout the universe... the Halo array had fired. As John 117 started to open his eyes, he was staring at the sky... what? It surprised John that he was alive, and when he started to look about the area he was in, he realized he wasn't alone. Many marines, Unggoy, Sangheili, and Kig Yar were there too, all breathing. As John looked around, he saw he was on top of a large metal platform, painted blue and yellow. As the other allied troops woke up, they could only stare in shock. One of the marines, while in his confused state said, "I have got to stop taking that damned vodka!"