Under the dual impact of immortality technology and AI singularity, human beings are faced with "existential loss" - when the body can last indefinitely and the consciousness can be replicated multiple times, what is "I"? What is "person"? Four little people, swept up by the tide of the times, each search for answers based on religion, technology, social movements, and survival instincts. The final revelation is that the true "human status" does not come from any external endowment (religion, AI certification, deism), but from the clear recognition and commitment of "self as a limited but self-sustaining response mode." What does it mean to be a "human"?
Purpose: True "human status" does not come from any external conferment