Season 1

202212 EpisodesAction & Adventure, Drama, Sci-Fi & Fantasy

Cast & Crew

Cho Yi-hyun

Choi Nam-ra

Lee You-mi

Lee Na-yeon

Jeon Bae-soo

Nam So-ju

Kim Byong-chul

Lee Byeong-chan

Lee Kyoo-hyung

Song Jae-ik

Yoo In-soo

Yoon Gwi-nam

Park Ji-hu

Nam On-jo

Yoon Chan-young

Lee Cheong-san

Lomon

Lee Su-hyeok

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.