"Fantasy New World" has taken over the Earth, causing major ecological transformations including the appearance of a 10,000-meter sky tree on the coast and a massive 50-kilometer pit in the center of the world. As a result, various monsters appeared, causing immense suffering to humanity. However, in the wake of these events, a surge of gamers emerged, equipped with the ability to battle monsters and upgrade their skills. These gamers have helped humanity begin to fight back.