When the purple-black mist swallowed up the last wisp of smoke, the rusty rails suddenly shimmered at the end of the ruins - that was the headlight of the "Stardust" train, piercing the chaotic world wrapped in fragmented information. The stardust embedded in the car body trembles with the steam, each one carrying the residual heat of the Big Bang 13.8 Billion years ago, as if trying to put the scattered fragments of life back together.