Glittering City 13th

Nations reached a consensus, collaborating by providing each other with funding and technology. Gathering the world's top scientists, they finally succeeded in landing on this planet at the moment of planetary contact, and immediately announced the discovery of many diverse new materials.,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.,"This, it's all just nonsense. The Department of 13 is just a miscellaneous department, you..."。