After the first non-snowy winter in Beijing, people are still seeking for the secret of immortal. Though the protagonist of the story has never come out in his true colors, it is fair to believe he eventually able to cross between both realities. The uneasiness of worrying about the world will suddenly collapse, like the green shoots after the rain, blooms from the earth. "Pray here, like entering an place without anyone" , nor need to hear the echoes to confirm his existence, nor need to obsess with exuberance of a mirage. Falling to the tunnel full of lights, to figure out they are only ashes. In the end, when the first rain flooded, get himself buried. The 'self' then enfold, to go back to the long journey of rebuilding.
The nature is not natural , The disaster is not extermination, There is no codes of the passes, There is no natural disaster