Watch Series: Duty After School Released in (2023) - Season 1 produced by KR, Kr, The TV Series categorized in Action, Adventure, Comedy, Drama, Fantasy, Science-Fiction, and content rating 19 with duration 70 min broadcasted as these networks TVING, Streamed at Putlocker & directed by Ha Il-kwon. When mysterious alien spheres start invading the world, high school students are called upon to join the world’s first war against extraterrestrial forces. - Season 1