As know as: 마스터 키
Air time: 0h. Next Ep: Saturday, Nov 18, 2017
Cast: Park Sung Kwang, Kang Han Na, Jo Bo Ah, Cha Eun Woo
Broadcast Network: SBS
Master Key is an interactive variety show which the viewers get to determine the fate of the player. Each week, celebrities compete with one another and play various games in order to achieve victory. The viewers become "Watchers" and participate in the game as well. By the number of votes, each star receives special abilities. Who will be chosen by the Watchers and become the final winner?