Due to war, nuclear wastewater, excessive human exploitation, melting glaciers, etc., The earth is gradually becoming unsuitable for survival. At first, humans didn't take it seriously, but by the time they discovered it was nature's revenge, it was already too late. Fortunately, the Chinese state had the foresight to build Noah's Ark in Tibetan areas in advance. However, due to the disaster and destruction, the creation of Shenzhou was very difficult, and talents had to be recruited for this purpose. Gu Xiaoran is one of these talents. He has the ability to calculate faster and more accurately than a computer. In the end of the world, electricity resources are extremely precious, and every kilowatt hour of electricity must be used on a knife edge, so Gu Xiaoran's existence is extremely valuable. In this way, Gu Xiaoran relied on his own ability to get into the survival list. At this time, money was worthless. Ten days before he was about to leave for the Tibetan area, his money-worshiping ex-girlfriend who had broken up with her two months ago came to visit...
