Drama series follows the life Jang Yeong-Sil: a scientist, technician and inventor during the Joseon period. Jang Yeong-Sil was born in the lower class nobi. King Sejong notices his abilities and brings him to the palace. King Sejong grants him a chance to display his abilities. He invents tools like astronomical instruments, iron printing press and a water clock.
Song Il-gook , Park Sun-young , Kim Sang-kyung , Kim Yeong-cheol , Kim Ki-hyeon , Son Byung-ho , Jung Han-yong , Jang Gwang , Seo Hyeon-cheol , Kim Byeong-gi
KBS
