Pangu created the world, and Nuwa patched up the sky and created man. From the moment humans appeared, wars began immediately. There were the rise and fall of countries, the progress and destruction of science and knowledge. Human beings fought for territory and paid the price of blood. Because of human greed, they will try their best to create various advanced weapons to deal with brutal enemies. However, in the end, the only thing that remained were some memory fragments in the brain...