Bad Guys Guest cast, played by Ok Ja Yun Episode 2x01: Episode 1 (Dec 16, 2017) Episode 2x02: Episode 2 (Dec 17, 2017) Episode 2x03: Episode 3 (Dec 23, 2017) Episode 2x04: Episode 4 (Dec 24, 2017) Episode 2x05: Episode 5 (Dec 30, 2017)