As a chief of staff in the National Assembly, Jang Tae-jun influences power behind the scenes while pursuing his own ambitions to rise to the top.
Lee Jung-jae
Shin Min-a
Lee Elijah
Kim Dong-jun
Jung Jin-young
Kim Kap-soo
Jung Woong-in
Im Won-hee
Kim Hong-pa
You Seong-joo
Jeon Jin-gi
Lee Cheol-min
Park Sung-jun
Jeon Seung-bin