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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 Byong-chul
Lee Byeong-chan
Lee Kyoo-hyung
Song Jae-ik
Jeon Bae-soo
Nam So-ju
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Jan 28, 202266 min
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.
Jan 28, 202270 min
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.
Jan 28, 202262 min
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.
Jan 28, 202272 min
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.
Jan 28, 202256 min
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.
Jan 28, 202267 min
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.
Jan 28, 202260 min
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.
Jan 28, 202258 min
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.
Jan 28, 202261 min
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.
Jan 28, 202254 min
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.
Jan 28, 202256 min
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.
Jan 28, 202253 min
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.
