In the first "The Last Nation of Men", seven second-gender children were quietly born in the ruins. During their escape and self-awakening, they gradually discovered that they carried the seeds of a new civilization.
Entering the second "Era of the People", the system began to completely eliminate "unclassifiable" human structures and resurrected Lin You's AI bionic body with the intention of ending the continuation of free consciousness. But Lin You's true consciousness quietly awakened in the body of his child Che.
Memory, identity, gender and humanity - no longer a simple choice, but a war about whether the future is worth remembering.