Plot: Yi-young gets roped into a research paper with Professor Seo, sparking Sa-bi's jealousy. Nam-kyung misguidedly creates tension on the hospital floor
Cast
Go Youn-jungOh Yi-youngGo Youn-jung was 28 in Resident Playbook - Season 1 - Episode 4 (Episode 4).
Birthday: Mon, Apr 22 1996
Shin SiaPyo Nam-kyungShin Sia was 26 in Resident Playbook - Season 1 - Episode 4 (Episode 4).
Birthday: Tue, May 12 1998
Kang You-seokUm Jae-ilKang You-seok was 30 in Resident Playbook - Season 1 - Episode 4 (Episode 4).
Birthday: Fri, Jun 10 1994
Han Ye-jiKim Sa-biHan Ye-ji was 24 in Resident Playbook - Season 1 - Episode 4 (Episode 4).
Birthday: Wed, Apr 18 2001
Jung Jun-wonKu Do-wonJung Jun-won was 37 in Resident Playbook - Season 1 - Episode 4 (Episode 4).
Birthday: Wed, Jan 13 1988
Lee Bong-ryeonSeo Jeong-minLee Bong-ryeon was 44 in Resident Playbook - Season 1 - Episode 4 (Episode 4).
Birthday: Sat, Feb 07 1981
Lee Chang-hoonRyu Jae-hwiLee Chang-hoon was 44 in Resident Playbook - Season 1 - Episode 4 (Episode 4).
Birthday: Mon, Apr 28 1980
Son Ji-yoonGong Ki-seonSon Ji-yoon was 42 in Resident Playbook - Season 1 - Episode 4 (Episode 4).
Birthday: Fri, Feb 18 1983
Lee Hyun-kyunCho Jun-moLee Hyun-kyun was 41 in Resident Playbook - Season 1 - Episode 4 (Episode 4).
Birthday: Tue, Oct 18 1983
Jung Woon-sunOh Joo-youngJung Woon-sun was 42 in Resident Playbook - Season 1 - Episode 4 (Episode 4).
Birthday: Sun, Apr 10 1983
Jung Soon-wonKu Seung-wonJung Soon-won was 38 in Resident Playbook - Season 1 - Episode 4 (Episode 4).
Birthday: Tue, Jan 27 1987
Kim Hye-inMyeong Eun-wonKim Hye-in was 32 in Resident Playbook - Season 1 - Episode 4 (Episode 4).
Birthday: Sat, Jan 16 1993
Lee Do-hyeKi Eun-miLee Do-hye was 28 in Resident Playbook - Season 1 - Episode 4 (Episode 4).
Birthday: Fri, Mar 14 1997
Hong Na-hyeonCha Da-hyeHong Na-hyeon was 28 in Resident Playbook - Season 1 - Episode 4 (Episode 4).
Birthday: Mon, Apr 29 1996
Jung Kyung-hoKim Jun-wanJung Kyung-ho was 41 in Resident Playbook - Season 1 - Episode 4 (Episode 4).
Birthday: Wed, Aug 31 1983