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.

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