A science fiction suspense novel that combines apocalyptic disaster, time loop, dream exploration, memory fragments, inner projection, prophecy interpretation, logical decryption and other elements. The novel tells the story of the protagonist Gu Moyuan who wakes up in the ruins after the apocalypse and finds that he has lost all his memory and is trapped in a dream maze constructed from his own inner world, where he goes through a time loop to find a way back to the real world. However, the truth is often crueler than imagined.