All of this is thanks to the new materials brought by the planetary impact. Humanity survived once again, and afterward, they divided themselves into cities, each within a vast isolation wall, gradually restoring their ecosystems to allow for human survival and reproduction.,` tags were retained as requested. Let me know if you have any other text you'd like translated!,The uniform cap, shoulders, and left chest are adorned with a red swirl pattern, in the center of which is the number 13.。