Sung-hyun Byun
Sung-hyun Byun is known for Kingmeikeo (2022), The Merciless (2017) and Kill Boksoon (2023).
Movies
7.6
At work, she's a renowned assassin. At home, she's a single mom to a teenage daughter. Killing? That's easy. It's parenting that's the hard part.
- May 18, 2017
- OST
Jae-ho, who aims to become the number one in a crime organization, gets to build up trust with Hyun-su, an ambitious newbie in the prison. While they try to take over the organization after the prison release, their ulterior motives starts to emerge.