"In a somewhat dilapidated, mechanical-looking street, a floating steel city in the sky, so large that it could block the sun, radiated a light that illuminated the entire world like a big sun.
""Are more humans coming in?"" A girl, whose delicate appearance seemed as though she shouldn't exist in the human world, looked up at the strange radiance emanating from the steel city and sighed softly.
If there were outsiders present now, they would immediately see the astonishing mechanical torso and steel armor beneath her angelic face.
Her Arcane Steel arm, adorned with a silver chain, was also equipped with a heavily-armed turret, exuding an air of danger.
As if lost in memories, the Artificial Angel, {Shadow Guard}, stood in place for a while before looking down at the gradually worn and dilapidated ground beneath her feet. Then, the mechanical armor on her back suddenly changed shape, revealing two dark holes.