1st Zone
Episode: 1x01 | Airdate: Sep 8, 2022 (54 min)
The first simulation starts in a dreary space. Hang in there, and do not stand out!
Season 1
2nd Zone
Episode: 1x02 | Airdate: Sep 8, 2022 (55 min)
The members relax in a warm sauna. However, that is not what makes them sweat!
3rd Zone
Episode: 1x03 | Airdate: Sep 8, 2022 (58 min)
The members find themselves in an old Korean village that is swarming with evil spirits!
4th Zone
Episode: 1x04 | Airdate: Sep 15, 2022 (55 min)
The members quarantine in a house. If they break the rules, they will pay a price.
5th Zone
Episode: 1x05 | Airdate: Sep 22, 2022 (57 min)
When the members begin to enjoy their feast, the room begins to shake!
6th Zone
Episode: 1x06 | Airdate: Sep 29, 2022 (64 min)
The members are given 100 million won to use and enjoy as much as they please!
7th Zone
Episode: 1x07 | Airdate: Oct 6, 2022 (55 min)
The members enter a new zone, with a mission to save the flame in a windy and cold climate, the three Lee Kwang-soo, Yoo Jae-suk and Kwon Yuri set out to represent humanity.
8th Zone
Episode: 1x08 | Airdate: Oct 13, 2022 (63 min)
The members are welcomed by the worst disaster of mankind: war.
Season 2
1st Zone
Episode: 2x01 | Airdate: Jun 14, 2023 (62 min)
The first mission is to stay healthy. However, enemies are lurking around.
2nd Zone
Episode: 2x02 | Airdate: Jun 14, 2023 (62 min)
The members enjoy a peaceful space of healing which soon turns into disaster.
3rd Zone
Episode: 2x03 | Airdate: Jun 14, 2023 (60 min)
The members go on an adventure in a cozy AI bed. However, the machine goes haywire.
4th Zone
Episode: 2x04 | Airdate: Jun 21, 2023 (63 min)
An unidentified presence appears before the members who have returned as lifeguards.
5th Zone
Episode: 2x05 | Airdate: Jun 28, 2023 (66 min)
The members enter the lively Hwayang Village. However, mysterious events continue to follow them.
6th Zone
Episode: 2x06 | Airdate: Jul 5, 2023 (71 min)
All work and no play makes the members dull. Let the thrilling games begin!
7th Zone
Episode: 2x07 | Airdate: Jul 12, 2023 (65 min)
The members have to survive alone in an underground bunker with no forms of communication.
8th Zone
Episode: 2x08 | Airdate: Jul 19, 2023 (66 min)
The members must destroy the enemy's base through a battle.
Season 3
AI Zone
Episode: 3x01 | Airdate: Aug 7, 2024 (60 min)
Survive for four hours in a world filled with robots that look just like Yu Jaeseok!
Break Zone
Episode: 3x02 | Airdate: Aug 7, 2024 (59 min)
Survive for four hours while repaying the massive loan in a collapsing paper house!
Fact Check Zone
Episode: 3x03 | Airdate: Aug 7, 2024 (74 min)
Survive for four hours while fact-checking in an abandoned resort filled with strange phenomena!
Bug Zone
Episode: 3x04 | Airdate: Aug 14, 2024
Four Minutes Zone
Episode: 3x05 | Airdate: Aug 21, 2024
Line Zone
Episode: 3x06 | Airdate: Aug 28, 2024
Memorize Zone / Hunter Zone
Episode: 3x07 | Airdate: Sep 4, 2024
Hunter Zone
Episode: 3x08 | Airdate: Sep 11, 2024