character - Chairman Kang

character - Tae-shik's father

character - Lee Pil-deuk, Kyung-min's grandfather

character - Choong Won Kong

character - Professor Han

character - 박성달

character - Lee Seong Gye

character - Jo Sa Seok

character - 후쿠다

character - Chang Myon

character - Lee Soon Shin

character - King Taejo

character - Jo Sa Seok