Set in the Joseon era, Secret Royal Inspector follows wayward scholar Sung Yi-gyeom (Kim Myung-soo, L) who is caught gambling and is sent on a special mission to uncover illegal acts and expose corruption as payment for his crime. There he meets inspector Hong Da-in (Kwon Nara) and Park Chun-sam (Lee Yi-kyung) and the trio form a team.
|Also Known As:||Blade of The Phantom Master, Joseon Secret Investigation Team|
|Directed by:||Kim Jung-min|
|Starring:||Kim Myung-soo, Kwon Nara, Lee Tae-hwan, Lee Yi-kyung|
|Extended Cast:||Ahn Nae-sang, Jo Soo-min, Choi Jong-won, Son Byung-ho, Chae Dong-hyun, Park Joo-hyung, Kim Ju-young, Han Jae-seok, Shin Ji-hoon, Jong Ho, Kim Yeong-cheol, Kim Kyung-sook, Uhm Hyo-sub, Lee Min-woo|
|Original release:||7 December 2020|
|No. of episodes:||16|