No-eul infiltrates a dangerous operation with a risky plan. A new game is announced: hide-and-seek, where one group holds a key and the other a knife.

The games resume, and Gi-hun fixates on confronting Kang Dae-ho. Meanwhile, Kim Jun-hee faces a sudden crisis that pushes her willpower to its limits.

Jun-ho's team gets close to finding the island. Jang Geum-ja makes a desperate plea to Gi-hun to help Jun-hee. The VIPs discuss a cruel proposal.

Even as Gi-hun supports Jun-hee amid rising tensions, she must make a pivotal decision. Before the final game, the Front Man gives Gi-hun an ultimatum.

No-eul tries to gain the upper hand in negotiations, but her plans backfire. Gi-hun faces a moral crossroads, testing his limits — how far will he go?

As Jun-ho races to reach the island, tensions peak in the final round. The last players face an impossible situation in the closing minutes of the game.