2021
S01E12 finale
A science fiction thriller that depicts all students across the country fighting against unidentified objects ahead of the CSAT and fighting for extra points.
After aborting the mission, the kids walk for days but get to nowhere. However, they reach an amusement park and have fun as if it is their last. Meanwhile, Yeong-soo is not comfortable about walking away from the mission as he still believes the CSAT is not canceled. The end of the war draws near, but the kids have a long way left to survival.