Actor Song Seung-heon will join the Netflix series "Black Knight - 2022" as a villain. Song Seung-heon's agency King Kong by Starship announced on the 10th that actor Song Seung-heon has confirmed his appearance in the Netflix series drama "Black Knight - 2022", Black Knight - 2022, Cold Eyes, Master, Cho Ui-seok, Esom, Kang You-seok, Kim Woo-bin, Song Seung-heon