First air date: Mar 31, 2023
Episode duration: 01h 10m
Rating: (8.2) based on 94 votes
Status: Ended Seasons: 1
Episodes: 10
Starring: Kim Ki-hae, Shin Myung-sung, Shin Hyun-soo, Lim Se-mi, Ahn Do-gyu
Created by: Ha Il-kwon
Genre: Drama,
Sci-Fi & Fantasy,
Action & Adventure Trailer
When mysterious alien spheres start invading the world, high school students are called upon to join the world’s first war against extraterrestrial forces.
