All of Us Are Dead지금 우리 학교는

Now a major adaptation on streaming. Life at Hyosan High School is nothing special until the students realize theyre in ground zero of a deadly virus that turns its victims into flesh-eating monsters. As the virus tears through their schoolmates in a matter of hours, they realize they have nowhere to run. Trapped in their high school with zombified versions of their friends and teachers, they must find a way to fight -- and escape with their lives. (Source: Webtoon Entertainment)