Voice Guest cast, played by Song Boo Gun Episode 1x01: Episode 1 (Jan 14, 2017) Episode 1x02: Episode 2 (Jan 15, 2017) Episode 2x01: Episode 1 (Aug 11, 2018) Episode 2x02: Episode 2 (Aug 12, 2018) Episode 2x03: Episode 3 (Aug 18, 2018) Episode 2x04: Episode 4 (Aug 19, 2018) Episode 2x05: Episode 5 (Aug 25, 2018)