Kim Sang-geun is Ha-neul's superior who is an anesthesiologist professor. He's an awful person, abusing his power and his juniors.
Appearances
Doctor Slump
Guest cast, played by Oh Ryoong
- Episode 1x01: Episode 1 (Jan 27, 2024)
- Episode 1x02: Episode 2 (Jan 28, 2024)
- Episode 1x09: Episode 9 (Feb 24, 2024)
- Episode 1x11: Episode 11 (Mar 2, 2024)