Hueco Mundo.
This was a world composed entirely of bone-ash-like white sand. It had no divisions into streets, cities, or other areas in the conventional sense, but at some point, Hueco Mundo had come to be divided into the outer circle and inner circle, centered around a single building.
The inner circle, as its name suggested, was where the building known as Las Noches stood.
As long as one was within the inner circle, no matter which direction one looked from, one could clearly see that sole, incomparably magnificent Las Noches. It was said that Las Noches had once been nothing more than a low building without a roof, surrounded only by walls.
But at some unknown point, that low building had become an existence as immense as a mountain. The farther one stood from it, the more one could feel its grandeur, as if it were right before one's eyes.
Even from the outer circle near the inner circle, one could vaguely see Las Noches.
Yet if someone tried to travel from the outer circle to Las Noches, they would discover that the clearly visible building was actually incredibly far away. Once they drew near, they would personally experience its magnificence.
The Hollows capable of entering Las Noches were overwhelmingly Arrancar, and every one of them possessed astonishing strength.
Above these Arrancar were ten outstanding individuals with superior killing abilities. They were honored as...
--the Espada!
"...Lady Tier, according to the reports we received, it has been confirmed that Shinigami have invaded Hueco Mundo. The invaders are one man and one woman. Both are extremely weak, and they are currently in the area between the inner and outer circles."
Inside a spacious room in Las Noches, a tall female Arrancar with a mask on her face knelt before