Episode 1
1
1/28/22
Episode 1
Episode 1
Runtime : 66 minutes
This episode aired from Friday, January 28, 2022.
Inside Lee Byeong-chan's science lab, a student incurs a seemingly harmless bite. Shortly after, a fast-spreading outbreak soaks the school in blood.
Episode 2
2
1/28/22
Episode 2
Episode 2
Runtime : 70 minutes
This episode aired from Friday, January 28, 2022.
The infected multiply in droves. Scrambling for their lives, Nam On-jo and Lee Cheong-san find safety with others inside a classroom — but not for long.
Episode 3
3
1/28/22
Episode 3
Episode 3
Runtime : 62 minutes
This episode aired from Friday, January 28, 2022.
When one of the group is scratched while fighting a zombie, Lee Na-yeon demands they kick him out. Outside, the virus swallows up the city.
Episode 4
4
1/28/22
Episode 4
Episode 4
Runtime : 72 minutes
This episode aired from Friday, January 28, 2022.
In need of a cellphone, two students take a risky journey to the teachers' office. Byeong-chan passes on critical information to Detective Song Jae-ik.
Episode 5
5
1/28/22
Episode 5
Episode 5
Runtime : 56 minutes
This episode aired from Friday, January 28, 2022.
Martial law is imposed on the city. When Cheong-san is separated from the rest of the group, On-jo leads a mission to use a drone to locate him.
Episode 6
6
1/28/22
Episode 6
Episode 6
Runtime : 67 minutes
This episode aired from Friday, January 28, 2022.
The group clears a path to Cheong-san using sound to draw away zombies, but a new type of threat surfaces. Nam So-ju breaks out of the quarantine camp.
Episode 7
7
1/28/22
Episode 7
Episode 7
Runtime : 60 minutes
This episode aired from Friday, January 28, 2022.
To make it out of the music room and onto the roof, the students put into action their most perilous plan yet. Elsewhere, Jae-ik comes across a setback.
Episode 8
8
1/28/22
Episode 8
Episode 8
Runtime : 58 minutes
This episode aired from Friday, January 28, 2022.
Jae-ik and his crew run into a student from the school. Na-yeon works up the courage to face her peers. The group shares confessions around a fire.
Episode 9
9
1/28/22
Episode 9
Episode 9
Runtime : 61 minutes
This episode aired from Friday, January 28, 2022.
A disturbance at the camp shifts the military's understanding of the virus. A thunderstorm provides cover as the group agrees to keep on moving.
Episode 10
10
1/28/22
Episode 10
Episode 10
Runtime : 54 minutes
This episode aired from Friday, January 28, 2022.
The auditorium quickly becomes a trap for the two newly united teams of survivors. Byeong-chan's video logs reveal a drastic solution to the crisis.
Episode 11
11
1/28/22
Episode 11
Episode 11
Runtime : 56 minutes
This episode aired from Friday, January 28, 2022.
Though a surprise protector provides the group safe passage to their next stop, Yoon Gwi-nam is not far behind. The military makes a grave decision.
Episode 12
12
1/28/22
Episode 12
Episode 12
Runtime : 53 minutes
This episode aired from Friday, January 28, 2022.
The students make it to the quarantine camp, each of them weighed down by tragic loss. Months later, they hang on to hope for a survivor.
Cast (46)
Park Ji-hu
Nam On-jo
Yoon Chan-young
Lee Cheong-san
Cho Yi-hyun
Choi Nam-ra
Lomon
Lee Su-hyeok
Yoo In-soo
Yoon Gwi-nam
Lee You-mi
Lee Na-yeon
Kim Byung-chul
Lee Byeong-chan
Lee Kyoo-hyung
Song Jae-ik
Jeon Bae-soo
Nam So-ju
An Si-ha
Kim Kyung-mi
Kim Jeong-yeon
Kim Min-ji
Yoon Byung-hee
Kang Jin-gu
Shin Jae-hwi
Park Chang-hoon
Jung Yi-seo
Kim Hyeon-ju
Dong Hyun-bae
Park Young-hwan
Ham Seong-min
Han Gyeong-su
Kim Ju-a
Yoon I-sak
Lee Chae-eun
Park Hee-su
Uhm Hyo-seop
Principal
Kim Bo-yoon
Seo Hyo-ryung
Kim Jin-yeong
Kim Ji-min
Ahn Seung-gyun
Oh Joon-yeong
Son Sang-yeon
Jang Wu-jin
Oh Hye-soo
Min Eun-ji
Ahn Ji-ho
Kim Cheol-su
Oh Hee-jun
Son Myeong-hwan
Lee Sang-hee
Park Sun-hwa
Yoon Kyung-ho
Jung Yong-nam
Lim Jae-hyeok
Yang Dae-su
Lee Ji-hyeon
Lee Cheong-san's mother
Woo Ji-hyeon
Kim U-sin
Lee Min-goo
Lee Jin-soo
Zo Zee-an
Jang Do-min
Chae Dong-hyeon
Archery Coach
Ha Seung-lee
Jang Ha-ri
Lee Eun-saem
Park Mi-jin
Jin Ho-eun
Jung Min-jae
Yang Han-yeol
Yoo Joon-sung
Bae Hae-seon
Park Eun-hee
Jo Dal-hwan
Jo Dal-ho
Lee Si-hoon
Orangibberish
Park Jae-cheol
Jeon Ho-chul
Kang Moon-kyung
Prime Minister
Kim Jong-tae
Jin Seon-mu
Lee Myung-ho
Medical Officer
Ahn Se-bin
Se-bin
Crew (21)
Jo Hwa-seong
Production Design.he
Mowg
Original Music Composer.he
Kim Chang-sub
Sound Supervisor.he
Shin Min-kyung
Editor.she
Shin Seung-hoon
Lighting Director.he
Park Se-seung
Director of Photography.he
Yang Hee-hwa
Costume Design.he
Cho Tae-hee
Makeup & Hair.he
Oh Se-yeong
Martial Arts Choreographer.he
Lee Tae-ho
Martial Arts Choreographer.he
Park Cheol-su
Producer.he
Ham Yeong-hoon
Producer.he
Son Ki-won
Producer.he
Ko Dong-hun
Production Sound Mixer.he
Park Jin-ho
Digital Intermediate.he
Choi Byung-wook
Props.he
Lee Bong-woo
Set Decoration.he
Hong Jang-pyo
Special Effects Supervisor.he
Pi Dae-seong
Special Effects Makeup Artist.he
Seol Ha-un
Special Effects Makeup Artist.he
Huh Dong-hyuck
VFX Supervisor.he