Since this moon-based city rose from the ground, it had always been Moth to Fire's unshakable center of power on the moon.
Even though Moth to Fire had established numerous outposts around the area to further investigate the Temple Complex left behind by the ancient civilization that had long perished at the hands of the Herrscher of the End, New Atra's status remained as solid as ever, without the slightest wavering.
The reason was that the teleportation device connecting Underwater City: Abyssal City—the Eye of the Abyss—was located in the heart of this moon-based city.
Or, more accurately, New Atra had been built around the Eye of the Abyss.
In the past, with the Eye of the Abyss, Moth to Fire had been able to travel between these two highly unusual cities conveniently and at an extremely low cost.
Because of this, the Moth to Fire members once stationed in New Atra had never worried too much about being abandoned in the vast sea of stars.
However, at this critical moment, with the Herrscher of the End about to descend, the Eye of the Abyss—the only passage connecting Sea Abyss City and New Atra—was unilaterally shut down by Earth.
Dr. Mei could not guarantee that the Herrscher of the End, who could descend upon the moon at any moment, would not use the Eye of the Abyss to launch a surprise attack on Earth.
That was why Moth to Fire had chosen to use space battleships launched by heavy-lift rockets to transport Flame-Chaser Warriors to the moon rather than rely on the Eye of the Abyss.
To ensure that the final battle against the Herrscher of the End would take place far from Earth, she decisively chose to close the Eye of the Abyss.
Dr. Mei naturally understood what this