Master Key (Game Show, Korean)
Status: Ended
Premiered: 2017-10-14
Ended: 2018-01-06
Network: SBS
Country: KR
Airs on: Saturday
Air time: 18:10
Runtime: 60 minutes
The show involves cast members participating in psychological games to decipher which members hold the Master Key. The key is given to different members of the cast by viewer votes, and each cast member becomes the equivalent of a game character in the game of Master Key.