At a yacht reunion with his former classmates, Gu Chen, who has just been personally kicked out of the company by Su Wanqing, is swallowed by a blue light along with ten classmates and falls into an alternate world with two moons. To survive, they start with making fire, pottery, and weaving, gradually discovering ancient ruins and unknown metals. Forced to band together to stay alive, they face one survival crisis after another, while the betrayer Su Wanqing becomes Gu Chen's most capable ally. Confronted with an unknown civilization and the pressures of survival, these modern people put aside their grudges, establish divisions of labor and rules, and transform from survivors into pioneers, kindling the spark of civilization on a deserted island.