Deep in the city, under the dim lights of the subway, Cheng Qixun, a penniless man due to his addiction to gambling, is falling into the abyss of despair.His life seemed to have been swallowed up by endless darkness. However, in this seemingly endless tunnel, he met an elite man in a suit and tie.

The elite man handed Cheng Qixun a business card, leading him into a mysterious world.A group of seemingly unrelated people gather here, either because of poverty or because they have reached a dead end in life, and they are all looking for a glimmer of hope.Among them, there is Cao Sangyou, the son of a fishmonger who graduated from a prestigious school. His story makes people lament the impermanence of life.

In this mysterious institution, they are taken to a competition called “Squid Game”.The name of the game sounds like a children's joke. When the 456 contestants stood at the starting point, they realized that this was not a simple game.

Squid Game has six levels, each themed after a childhood game.The first level is the well-known “123 wooden man”.When the game started, the cruel reality shocked everyone.In this seemingly innocent game, those who violate the rules will be immediately executed.The cruelty of the game far exceeded their imagination.

Only half of them successfully passed the first level.Those who cannot cross the finish line, their lives are over in this game.And all this is seen by the wealthy people at the highest level.They sat on the comfortable sofa and watched this brutal killing in the name of innocent game.