Total Seasons :2Total Episodes : 12
A high school becomes ground zero for a zombie virus outbreak. Trapped students must fight their way out — or turn into one of the rabid infected.


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.
Air Date : 2022-01-28

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.
Air Date : 2022-01-28

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.
Air Date : 2022-01-28

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.
Air Date : 2022-01-28

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.
Air Date : 2022-01-28

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.
Air Date : 2022-01-28

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.
Air Date : 2022-01-28

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.
Air Date : 2022-01-28

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.
Air Date : 2022-01-28

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.
Air Date : 2022-01-28

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.
Air Date : 2022-01-28

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.
Air Date : 2022-01-28

(Nam On-jo)

(Lee Cheong-san)

(Choi Nam-ra)

(Lee Su-hyeok)

(Yoon Gwi-nam)

(Lee Na-yeon)

(Lee Byeong-chan)

(Song Jae-ik)

(Nam So-ju)

(Seo Hyo-ryung)

(Jang Wu-jin)

(Yang Dae-su)

(Min Eun-ji)

(Jang Ha-ri)

(Park Mi-jin)

(Kim Ji-min)

(Oh Joon-yeong)

(Jung Min-jae)

(Yoo Joon-sung)

(Park Eun-hee)

(Kim Cheol-su)

(Kim U-sin)

(Lee Cheong-san's mother)

(Jo Dal-ho)

(Jeon Ho-chul)

(Han Gyeong-su)

(Park Sun-hwa)

(Jin Seon-mu)

(Park Young-hwan)

(Park Hee-su)

(Jung Yong-nam)

(Lee Jin-soo)

(Kim Hyeon-ju)

(Yoon I-sak)

(Principal)

(Son Myeong-hwan)

(Orangibberish)

(Se-bin)

(Medical Officer)

(Kim Min-ji)

(Kang Jin-gu)

(Park Chang-hoon)

(Jang Do-min)

(Kim Kyung-mi)

(Archery Coach)

(Prime Minister)





























































