Blood
블러드 (original)
This drama tells the story of a vampire, Park Ji-sang who works as a doctor in a hospital. Yoo Ri-ta is a hotshot heiress doctor, a star physician at the hospital and the niece of the board’s chairman. She’s snooty and cold, but highly capable, and accustomed to being the golden girl. Lee Jae-wook is their chief, an outwardly gentle, inwardly ambitious man who will prove to be their biggest adversary.
Starring Ahn Jae-hyun, Ji Jin-hee, Koo Hye-sun, Baek Seung-hwan, 森 悠也, Jin Kyung, Jung Hye-sung, Jung Hae-in, Jo Jae-yoon, Park Joo-mi
Watch "Blood" on Netflix released in 2015. It's a drama and sci-fi & fantasy show, and has a rating of 6.6 out of 10 from Imdb which is usually fine for this kind of show.