The show follows the character Gi-hun Seong as he (involuntarily at first) enters a competition with 455 other people to win a life-changing cash price. All the contestants have severe economic problems, for several reasons (gambling, illegal activity, but also victims of refugee immigration scams and bosses refusing to pay wages etc.). To win the price, they have to compete in a series of children's games. Contestants live and compete under strict surveillance, and the entire games take place on a secluded island. If a contestant is fails to comply by a game's rules or fails the game, they are killed.
Description (in English)