based on webcomic or webtoon

A high school becomes ground zero for a zombie virus outbreak. Trapped students must fight their way out — or turn into one of the rabid infected.

Over a decade after 'gates' connecting worlds appeared, awakening 'hunters' with superpowers, weakest hunter Sung Jinwoo encounters a double dungeon and accepts a mysterious quest, ...

An expelled boxing champion, who now is a high-school teacher, witnesses intolerable violence and throws her first punch to build justice against it, while putting on a mask.