Episode 1 S00 E01

Lee Sun-kyun (as Park Dong-hoon) IU (as Lee Ji-an) Goh Doo-shim (as Byeon Yo-soon) Park Ho-san (as Park Sang-hoon) Song Sae-byuk (as Park Gi-hoon) Lee Ji-ah (as Kang Yoon-hee) Jung Young-ju (as Cho Ae-ryeon) Son Sook (as Lee Bong-ae) Jang Ki-yong (as Lee Gwang-il) Ahn Seung-gyun (as Song Ki-beom) Kim Young-min (as Do Joon-young) Shin Goo (as CEO Jang) Jeon Kuk-hwan (as Executive Director Wang) Jung Hae-kyun (as Director Park) Seo Hyun-woo (as Section Chief Song) Ryu Abel (as Jung Chae-ryung) Kwon Na-ra (as Choi Yoo-ra) Park Hae-jun (as Monk Gyeom-duk) Oh Na-ra (as Jung Jeong-hee) Seo Sang-won (as Go Jin-beom) Jung Ji-hoon (as Park Ji-seok) Lee Young-suk (as Seo Choon-dae) Hong In (as Jong-soo) Jeong Jae-seong (as Yoon Sang-tae) Kim Seung-tae (as Mo Chang-soo) Park Yong (as Saman E&C Executive) Park Jong-moo (as Choi Do-hun) Kim Hae-in (as Do Joon-young's Secretary) Shin Dam-su (as Jung Chan-mo) Park Jeong-min (as Saman E&C Executive) Chae Dong-hyeon (as Assistant Manager Kim) Kim Min-seok (as Yeo Hyung-gyu) Kim Jun-won (as Department Head Lee) Hwang Sang-kyung (as Auditor) Yoo Byung-soo (as Auditor) Woo Ki-hong (as Saman E&C Employee) Park Soo-young (as Lee Jae-chul) Lee Do-hyun (as Im Kwon-shik) Shin Dong-ryeok (as Director Ahn)

depression infidelity hardship healing power struggle inspiring struggling life