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44TH PERIOD: SURVIVAL CLASS

Modern Age·Horror, Thriller

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: WEBTOON) — Description from AniList community (anilist.co).

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