The first vehicle gets attacked by a sphere and turned over. The soldier dies on the spot, and So-yeon gets badly injured. The students decide to leave the vehicle and find a shelter nearby. Soon, they find a construction site office where they can hide and rest. However, their peace doesn't last long. Meanwhile, Lieutenant Lee goes against the order and steals a vehicle to rescue the students.

Duty After School Season 1 Episodes...

• s01e01 - Question the Spheres
• s01e02 - Military Training Begins
• s01e03 - School Escape
• s01e04 - Become the Villain
• s01e05 - Will We Ever Go Home?
• s01e06 - Fight Or Flight
• s01e07 - Disagreement Among Classmates
• s01e08 - Prisoners at Yongwon Penitentiary
• s01e09 - For Whom the Bell Tolls
• s01e10 - End of the War

Duty After School Show Summary

When mysterious alien spheres start invading the world, high school students are called upon to join the world's first war against extraterrestrial forces.