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E1
97 min 1. Episode 1
Fourteen diverse contestants gather as shocking house rules are unveiled, setting the stage for a thrilling first game of alliances and deception.
E2
79 min 2. Episode 2
The first match delivers unexpected twists, sending seven to prison. There, a high-stakes prison match determines who will face the first elimination.
E3
95 min 3. Episode 3
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.
E4
88 min 4. Episode 4
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.
E5
93 min 5. Episode 5
In a match where alliances and strategy are crucial, a contestant disrupts the existing alliance, shaking the game's foundation and heightening tension.
E6
69 min 6. Episode 6
New alliances form, yet some conceal their true intentions. As the game shifts, an unexpected elimination occurs, altering the dynamics.
E7
82 min 7. Episode 7
A brutal prison match determines the fifth elimination. Between living areas and prison, no allies remain — only hierarchy persists.
E8
79 min 8. Episode 8
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.
E9
99 min 9. Episode 9
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.
E10
102 min 10. Episode 10
Amidst ongoing betrayals, emotions explode. But eliminations continue, and complex feelings begin to overwhelm the remaining players.
E11
94 min 11. Episode 11
With one main match remaining before the finale, alliances face a true test; twists unfold, ultimately deciding the final two contestants.
E12
101 min 12. Episode 12
As all the players gather to watch, the fate-deciding final battle begins; who will emerge as the ultimate brain and champion?
A whole new chapter of brain competition.
It's the ultimate showdown of wits, brains, strategy, and alliances for a chance to win 500 million won.
Genres: Reality
Stars: CHUU, Jung Hyun-gyu, Lee Seung-hyun, Choi Hyun-joon, Kang Ji-young
