故事的男主人公嗜赌如命，他赌光了自己的所有财产，一天绝望至极的他在地铁上偶遇了一个精英男，精英男给了他一张名片，他便来到了一个神秘机构，他发现这里有很多同道中人都来到了这里，在一个神秘人的带领下，这456个人开始了一场被称为了鱿鱼游戏的竞争，这个游戏有6个不同的关卡，每一关的主题都是和童年有关，第一个游戏是123木头人，第二个游戏是抠糖饼，第三个游戏是拔河，第四个游戏是打弹珠，第五个游戏是走玻璃桥，第六个游戏是鱿鱼游戏，这几个游戏的主题虽然是以童年为主题，但他们的本质确实一场场生死游戏，稍有不慎，他们就会有生命危险，游戏的举办地点大家都未知，所有的参与者都被关在了密室里，最后一名获胜者将会获得高额奖金，但是他的获胜代价就是杀掉其余的455人

The hero of the story is addicted to gambling, he gambled away all his property, one day in despair he met an elite man on the subway , the elite man gave him a business card, and he came to a mysterious organization. He found that many people of the same kind came here. Under the leadership of a mysterious person, these 456 people started a battle called squid The competition of the game, this game has 6 different levels, the theme of each level is related to childhood, the first game is 123 wooden figures, the second game is sugar cake picking, the third game is tug of war, the fourth game is The first game is playing marbles, the fifth game is walking the glass bridge, and the sixth game is squid game. Although the theme of these games is based on childhood, their essence is indeed a game of life and death. If they are not careful, their lives will be in danger. The location of the game is unknown, and all participants are locked in a secret room. The last winner will receive a high bonus, but the price of his victory is to kill The remaining 455 people