Human beings have never stopped exploring the universe. One day in the future, a huge meteorite fell from the sky and landed in the South China Sea. What was strange was that when investigators went to search, a huge unknown creature appeared from the sea. From then on, the human world was no longer peaceful. After the unknown creatures appeared, giant unknown creatures appeared all over the world. In order to fight against these things, humans created their own weapons, giant combat mechs. After that, the war between humans and alien creatures began...
Concept: Mechas versus monsters