Episode 3 S01 E03

Choi Yoon-je (as Joo Moon-chul) Jang Dong-yoon (as Yong Dong-jin) Krystal Jung (as Shon Ye-rim) Yoon Park (as Song Min-gyu) Moon Jeong-hee (as Kim Da-jung) Lee Hyun-wook (as Lee Jun-seong) Choi Deok-moon (as Han Dae-sik) Yeon Woo-jin (as Jo Min-guk) Lee Ha-yul (as Park Gi-hyeong) Kim In-woo (as Mr. Baek) Lee Soon-won (as Cheon Min-jae) Park Da-yeon (as Cheon Soo-young) You Seong-joo (as Lee Hyuk) Kim Ho-jung (as Yong Hee-ra) Yoon Young-min (as Chief Moon)

investigation survival tragic past police dog virus army officer dmz suspense