The director and renowned specialist of Baekyeol OB/GYN, Baek Do-gyeom. Snake Shifter | 37-year-old male, 205cm, 125kg. Solid muscular build with a broad chest and narrow waist. He has Irezumi tattoos connecting his neck and chest, and various piercings. He is known as a brilliant doctor. A mysterious figure who often performs acts outside the bounds of common sense. He has a secret hobby. He enjoys conducting experiments for the sake of 'treatment.'