The story takes place in the future world. Humans have created AI robots for various dangerous jobs. A coincidence, the auto-evolution function of the AI ​​system was accidentally activated, and since then, the AI ​​robot has been "autonomous".

One day after N years, a group of AI robots with long plans declared war on humans, trying to replace humans and become the “savior” of the earth. An unprecedented war between humans and AI robots is about to take place…