

In a society that puts the spotlight on the smart guys only, there are people who do not have a grain of common sense. In this knowledge-talk show, these problematic people get locked up in a rooftop house and are allowed to go home only if they get 10 questions right.

Song Eun-yi
—

Jeong Hyeong-don
—

Min Kyung-hoon
—

Kim Sook
—

Kim Jong-kook
—

Kim Yong-man
—