Kim Seo-hyung bags solo lead role in new SBS drama

Kim Seo-hyung (SKY Castle) has been cast for the lead role in the upcoming SBS drama “Nobody Knows” (literal title). Kim Seo-hyung is set to portray the violent crimes detective Cha Young-jin. She hunts down the serial killer who murdered her close friend 19 years ago. Ryu Deok-hwan (Special Labor Inspector, Mr. Jo) is also…