Eight celebrities, two black sheep, and fist-clutching a mind game. Genre is Mafia is a new game show where stars from various backgrounds stay together for five days to find the so-called 'black sheep.' The two black sheep, an equivalent of the 'mafia' in the mafia game, share similar life experiences that others don't know. Not knowing who is black and who is white (the civilians in the mafia game), the participants play games and complete missions to tell others' testaments true or false, and find out their identity. Let's find out who will win this complicated and exciting game!