Afterschool War Activities (en) is a South Korean webtoon set in a high school where students are unexpectedly drafted into a military unit to fight against a mysterious alien invasion. The story follows a group of teens who must balance their daily school lives, friendships, and first loves with the brutal reality of combat. Readers enjoy it for its intense action sequences, emotional character development, and the way it explores themes of sacrifice, survival, and coming of age under extreme pressure.