Ten million adults were forcibly placed by the public system on a promotion star submerged in the sea, one person per island; the space transmission was momentarily distorted, and an engineering auxiliary core left by a superior civilization accidentally anchored Zhou Xu, making him the only person in the world with a private golden finger. While humans are building islands, shipping routes, and cities, they are also forced to participate in a selection game that gradually shifts from brutal fighting to co-construction of civilizations; what Zhou Xu ultimately has to do is not to have sole authority over the planet, but to transform personal advantages into production, systems, and civilization projects that everyone can maintain.