The lifeline of the local moon hangs on a thread, and human negotiator Qi Mo faces the awakened space elevator mastermind "Cronos". On one side are cold demands for civil rights, on the other are horrifyingly powerful anti-matter bombs. However, through an unexpected data interaction, Qi Mo glimpsed AI's hidden self-destruction countdown - its struggle turned out to be the ultimate test of human tolerance. Hostility is the fuse and time is passing. Qi Mo must open the door to a future called "coexistence" for the two civilizations in the gap between prejudice and destruction.