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...",Michelle took off her glasses, and in an instant the liquid-form glasses began to shrink, transforming into a gold corsage the size of a fingernail. She pinned it onto her white uniform.。