A vengeful Gi-hun makes a U-turn at the airport. Later, in his hideout, he intensifies his search for the elusive recruiter who is seeking new players.

Gi-hun finally gets hold of an invitation, marked for Halloween day. In a tense moment facing Jun-ho, they reveal their truths to each other.

New players gather for a chance to win 45.6 billion won. After an intense first round, the survivors' fates hang in the balance — down to one final vote.

The players prepare for the next game: a six-legged pentathlon, where each team member must clear a mini-game to survive — or face collective elimination.

Kang No-eul earns enemies for her unruly actions. Nerves fray to the breaking point as the remaining players vote on whether to move to the next round.

Jun-ho and his team prepare to infiltrate a suspicious island. As monetary stakes and tensions rise, players split into two opposing factions.

The remaining players strategize on how to survive the night. Gi-hun proposes a risky plan — but he will need trustworthy allies to carry it out.