Five years ago, the Dragon King came to the Dragon Kingdom without any warning. Every once in a while, a person will be randomly selected in the Dragon Kingdom, and this person will represent his country into the unknown and terrifying world of the Dragon King and accept severe challenges. Once the challenge fails, strangeness will descend on the country they represent like a raging tide, bringing endless disasters. Moreover, every move of all the chosen ones in the world of strange rules will be shown to the world through global live broadcast. This is not the first time that he has witnessed this disaster that has swept the world. In the past five years, 23 countries have been completely wiped off the map due to challengers violating the rules.
