Hundreds of cash-strapped players accept a strange invitation to compete in children's games. Inside, a tempting prize awaits — with deadly high stakes.

Ready to run for your lives? Player 456 returns for more heart-pounding children's games, facing deadly new challenges — but armed with a hidden agenda.

Gi-hun is devastated by the loss of his best friend and sinks into deep despair after discovering that the Game Master had hidden his true identity to secretly infiltrate the game.