S01 Episode 1
Episode 1
Inside Lee Byeong-chan's science lab, a student incurs a seemingly harmless bite; shortly thereafter, a fast-spreading outbreak soaks the school in blood.
1 h 6 mins · Fri, 28 Jan 2022
S01 Episode 2
Episode 2
The infected individuals 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.
1 h 10 mins · Fri, 28 Jan 2022
S01 Episode 3
Episode 3
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.
1 h 2 mins · Fri, 28 Jan 2022
S01 Episode 4
Episode 4
In need of a cell phone, two students take a risky journey to the teachers' office; Byeong-chan passes on critical information to Detective Song Jae-ik.
1 h 11 mins · Fri, 28 Jan 2022
S01 Episode 5
Episode 5
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.
56 mins · Fri, 28 Jan 2022
S01 Episode 6
Episode 6
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.
1 h 6 mins · Fri, 28 Jan 2022
S01 Episode 7
Episode 7
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 experiences a setback.
59 mins · Fri, 28 Jan 2022
S01 Episode 8
Episode 8
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.
57 mins · Fri, 28 Jan 2022
S01 Episode 9
Episode 9
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.
1 h 0 mins · Fri, 28 Jan 2022
S01 Episode 10
Episode 10
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.
53 mins · Fri, 28 Jan 2022
S01 Episode 11
Episode 11
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.
55 mins · Fri, 28 Jan 2022
S01 Episode 12
Episode 12
The students make it to the quarantine camp, each of them weighed down by tragic loss; months later, they hang onto hope for a survivor.
53 mins · Fri, 28 Jan 2022
