44th Period: Survival Class(2025)

44 Gyosi Saengjonsueop

Mysterious black circles have started appearing all over the world, and whoever falls in doesn't come back out. Then one day, a black circle swallows an entire school and everyone in it, turning it into a twisted maze of nightmares. Will Doyun and his classmates find a way out?

(Source: WEBTOONS)