Episode 20 S01 E20

Lee Jong-suk (as Park Hoon) Park Hae-jin (as Han Jae-joon) Jin Se-yeon (as Song Jae-hee / Han Seung-hee) Kang So-ra (as Oh Soo-hyun) Jeon Kuk-hwan (as Oh Joon-gyu) Lee Il-hwa (as Park Hoon's Mother) Choi Jung-woo (as Moon Hyung-wook) Kim Ji-young (as Jeong-min) Park Hae-jun (as Cha Jin-soo) Jeong In-gi (as Kim Tae-sool) Yoon Bo-ra (as Lee Chang-yi) Cheon Ho-jin (as Jang Seok-joo) Goo Seung-hyun (as Young Park Hoon) Kim Bo-mi (as Kim Ah-young)

kidnapping unrequited love hospital second chance hidden identity medical drama scheme father son relationship north korean defector