The whole people traverse the dark world and survive in tower defense.Undead monsters, elemental monsters, hell monsters, beast monsters and other creatures from all worlds poured out infinitely from the void wormhole.All you can do is build various defense towers to defend against wave after wave of invasion.Defense!Defend again!Qiao Shan, who came through, awakened the "hint" system, and can see the time of spawning monsters, the weaknesses of monsters in advance...After three months,When others were still shivering in the dark world, Qiao Shan was ready to counterattack the darkness.……author custom tags technical flow through