Who is in Chief of Staff

Jang Tae Joon (10 episodes, 2019) - Jung-jae Lee

Kang Sun Yeong (10 episodes, 2019) - Min-a Shin

Yoon Hye Won (10 episodes, 2019) - Elliya Lee

Han Do Kyung (10 episodes, 2019) - Dong-jun Kim

Jin-young Jung - Lee Sung Min (10 episodes, 2019)

Kap-su Kim - Song Hee Seop (10 episodes, 2019)

Won-hee Im - Go Seok Man (10 episodes, 2019)

Hong-pa Kim - Jo Gap Young (10 episodes, 2019)

Cheol-min Lee - Kim Hyung Do (10 episodes, 2019)

Eung-soo Kim - Jang Choon Bae [Tae Joon's father] (2019) (9 episodes, 2019)

Woong-in Jeong - Oh Won Shik (8 episodes, 2019)

Jin-ki Jeon - Lee Gwi Dong (8 episodes, 2019)