- HD 1080
- Runtime: 70m.
- Status: Ended
1
- Languages: ko
- Country: South Korea
- Director: Sung Yong-il
- Stars: Shin Hyun-soo, Kim Ki-hae, Lim Se-mi, Ahn Do-gyu, Kim Su-gyeom
- keywords: monster, high school, survival, apocalypse, alien invasion, military, supernatural phenomena, war, science fiction, based on webcomic or webtoon, leadership, thriller, action
- Production_studio: Studio Dragon, GTist
- Seasons: 1
- Episodes: 10
- First air date: 2023-03-31
- Last air date: 2023-04-21
- providers: Rakuten Viki
- The Duty After School is featured in the top rankings of 2023
- #55 in Top Drama Series of 2023
When mysterious alien spheres start invading the world, high school students are called upon to join the world’s first war against extraterrestrial forces.
