There Is a Canteen in the Last Days

The hymn of mankind is the hymn of courage. But before that, the sorrow of the earth. After the Third World War (nuclear peace), the human race has been spurned by the will of the earth. Are those scary guys mutated old life forms or emerging intelligent races? Foolishly, class conflicts within humanity continue. When survival and reproduction become everyone's top priority, what is the difference between humans and animals in the old times? Xiao Xiao, can you bring human civilization back to the light of democracy?