Crazy krypton gold in the survival game

The sudden emergence of survival games disrupted Nai's rich life... Death, fear, survival games, step by step, the collapse of social order, the decline of human morality, life or death... Empty cities, deep-sea drifting ships, strange humans, warm towns?! Nai: "nothing cannot be solved by charging money. If there is, it is too little." [how to survive to the end in the survival game...] 1v1