Li Yichuan, a human detective in the 1970s, woke up with a consciousness in his mind that claimed to be from the year 3000, called No. 32.
Their era was a period of dominance by AI civilization. A group of people who do not want to be "nutrition"
"Liquid" human beings defected to the time and space where Li Yichuan was.
When Li Yichuan solved the case, he discovered that the murderer came from the future. To make matters worse, there are observers of high-dimensional civilization who are ready to shut down human civilization.
Purpose: Any civilization, once it has begun, should not be violently exterminated.