Seasons & episodes
S1 · E1Episode 1 2023-09-26 · 71 min
Twelve contestants begin their 7-day journey. The first match is nothing like what they've expected — it's time to get those brain cells working!
S1 · E2Episode 2 2023-09-26 · 60 min
The results of the first match have everyone shocked. Someone from the losing team must go to jail. When the next match begins, conflict starts brewing.
S1 · E3Episode 3 2023-09-26 · 72 min
It's day 2, and people are eager to form deeper alliances. This time, the match will result in the very first elimination. Who will be sent home?
S1 · E4Episode 4 2023-09-26 · 63 min
The group grows emotional over the result of the first elimination. Meanwhile, a contestant happens upon a secret hidden by the Devil.
S1 · E5Episode 5 2023-10-03 · 67 min
The ORBIT alliance or a new alliance? While the contestants rethink their loyalties, someone commits an act of betrayal during the main match.
S1 · E6Episode 6 2023-10-03 · 59 min
A betrayal leads to an unforeseen elimination. Emotions flare among the remaining players, but in this prize match, they must work as a team.
S1 · E7Episode 7 2023-10-03 · 70 min
It's day 4, and a group commits a fatal mistake. As their allegiances waver, other contestants come closer to unlocking the Devil's secret.
S1 · E8Episode 8 2023-10-03 · 62 min
The contestants struggle to solve the Devil's secret. During the fifth main match, Lee See-won attempts to face off against ORBIT.
S1 · E9Episode 9 2023-10-03 · 63 min
The competition takes a new turn due to one player's surprising move. Shortly afterward, the truth surrounding the move is revealed.
S1 · E10Episode 10 2023-10-10 · 68 min
The secrets of the prison result in a painful night for some. The last main match of the competition commences. Who will move on to the next round?
S1 · E11Episode 11 2023-10-10 · 71 min
Contestants give it their all in the main match, but only three emerge triumphant. The last prize match begins.
S1 · E12Episode 12 2023-10-10 · 76 min
The 7-day journey is nearing the end, and it's time for the final match. Who among the remaining two will be crowned winner?
S2 · E1Episode 1 2025-05-06 · 97 min
Fourteen diverse contestants gather as shocking house rules are unveiled, setting the stage for a thrilling first game of alliances and deception.
S2 · E2Episode 2 2025-05-06 · 79 min
The first match delivers unexpected twists, sending seven to prison. There, a high-stakes prison match determines who will face the first elimination.
S2 · E3Episode 3 2025-05-06 · 95 min
An elimination warns the inmates of what’s at stake — but can they win the next match? Meanwhile, secrets brew between the prison and living areas.
S2 · E4Episode 4 2025-05-06 · 88 min
The arrival of a new inmate sparks talk about forming alliances or marking the inmate as the next target. Elsewhere, someone steps into the Devil's test.
S2 · E5Episode 5 2025-05-13 · 93 min
In a match where alliances and strategy are crucial, a contestant disrupts the existing alliance, shaking the game's foundation and heightening tension.
S2 · E6Episode 6 2025-05-13 · 69 min
New alliances form, yet some conceal their true intentions. As the game shifts, an unexpected elimination occurs, altering the dynamics.
S2 · E7Episode 7 2025-05-13 · 82 min
A brutal prison match determines the fifth elimination. Between living areas and prison, no allies remain — only hierarchy persists.
S2 · E8Episode 8 2025-05-13 · 79 min
On day four, a creative player is eliminated in the main match. A prisoner's fate hangs in the balance as the inmate loses mental stamina.
S2 · E9Episode 9 2025-05-13 · 99 min
The remaining prisoners galvanize when an inmate is eliminated. One player's efforts are focused on taking down Jeong Hyun-gyu in the main match.
S2 · E10Episode 10 2025-05-20 · 102 min
Amidst ongoing betrayals, emotions explode. But eliminations continue, and complex feelings begin to overwhelm the remaining players.
S2 · E11Episode 11 2025-05-20 · 94 min
With one main match remaining before the finale, alliances face a true test; twists unfold, ultimately deciding the final two contestants.
S2 · E12Episode 12 2025-05-20 · 101 min
As all the players gather to watch, the fate-deciding final battle begins; who will emerge as the ultimate brain and champion?