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.
as Jang Tae-Joon
as Kang Sun-Young
as Yoon Hye-Won
as Han Do-Kyung
as Lee Sung-Min
as Song Hee-Seob
as Oh Won-Sik
as Ko Seok-Man
as Jo Gap-Young
as Lee Chang-Jin
as Lee Gwi-Dong
as Kim Hyung-Do
as Jung Min Chul
as Kim Jong-wook
as Noh Da-Jung
