After a nuclear war, all human beings were wiped out, and the earth returned to silence. More than 10,000 years later, the sixth civilization appeared on the earth, the skeleton civilization. In fact, every civilization is a continuation of the previous generation's civilization, and the skeleton civilization is no exception. In the skeleton civilization, the skeleton creatures are the remains of humans and animals. However, due to nuclear radiation, the remains gradually come to life. However, the early stages of every civilization are backward and primitive.
