Son Sung-yoon: Son Sung-yoon. Actress: The Prisoner. Son Sung-yoon was born on 24 August 1984 in Seoul, South Korea. She is an actress, known for The Prisoner (2020), What's Wrong with Secretary Kim (2018) and My Roommate Is a Gumiho (2021).
Known For: The Prisoner (Tae-hee(as Sung Yoon Son)), What's Wrong with Secretary Kim (Kidnapper(as Sung Yoon Son)), My Roommate Is a Gumiho (Professor Seo Young Ju(as Sung Yoon Son)), Touch Your Heart (Prosecutor Yoo Yeo ReumYoo Yeo-reum(as Sung-Yoon Son))