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Kang In-Kyu’s father was brutally murdered 13 years ago. To take revenge on those who are responsible for his father’s death, he becomes a doctor. Kang In-Kyu volunteers at a prison medical office where the murderer is imprisoned.
Kang In-Kyu
Go Jung-Hoon
Go Ji-In
Lee Joo-Heyok
Son Yeon-Hee
Son Young-Sik
Lee Sang-Hoon
Kim Hyeong-Beom
Baek Ji-Nam
No Jong-Il
Na An-Il
Park Do-Gyeom
Hong Woo-Hyun
Kang Dae-Soo
Man-Sik
CEO Choi
Lee Gil-Sang's wife
Prisoner
Kang In-Kyu (young)
prison nurse
Social Services Department Staff
Sunrim Hospital Chief pediatrician