Episode 8
The contestants struggle to solve the Devil's secret. During the fifth main match, Lee See-won attempts to face off against ORBIT.
More from Season 1
Episode 1
Episode 1
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!
Episode 2
Episode 2
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.
Episode 3
Episode 3
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?
Episode 4
Episode 4
The group grows emotional over the result of the first elimination. Meanwhile, a contestant happens upon a secret hidden by the Devil.
Episode 5
Episode 5
The ORBIT alliance or a new alliance? While the contestants rethink their loyalties, someone commits an act of betrayal during the main match.
Episode 6
Episode 6
A betrayal leads to an unforeseen elimination. Emotions flare among the remaining players, but in this prize match, they must work as a team.
