Summary:
The story begins with a group of students forced to play deadly games, where their heads explode if they move. They eventually learn that pressing a button on a doll ends the game, but only one survives.
Later, millions of students worldwide are involved in a mysterious cube phenomenon, and a teacher believes it's an alien attack. The surviving students are called "Children of God."
The narrative shifts to various games, including one involving a demon and a can, where Amaya sacrifices herself to save her friends. The story ends with a homeless man watching the events, hinting at a sequel.
1. A group of students is forced to play a deadly game.
2. Arum enters the school, and anyone who moves has their head explode.
3. The only way to end the game is by pressing a button on the back of a doll of death.
4. The survivors realize that pressing the button is the key to winning.
5. The game involves various challenges, including a deadly version of "Bell the Cat."
6. The survivors learn about a cube containing students from around the world.
7. There is a terrorist attack in schools globally, and students are placed in cubes.
8. The cube survivors are referred to as the "children of god."
9. The final challenge involves a demon chasing the survivors to kick a can without being caught.
10. Amaya sacrifices himself to kick the can, saving the others.
11. The surviving students celebrate their victory, but there is a mysterious twist.
12. Some students are disintegrated, and the teachers reveal the survivors as the winners.
13. Takumi decides to leave his house to save the world, hinting at a future plot.
14. People shout "children of god," and the matryoshka corrects someone who doubts God's existence.