Duty After School (2023)

S1E1 Question the Spheres

For a year, everyone has adapted to life alongside the mysterious floating spheres, with no significant impact on their daily routines. Despite the otherworldly orbs hovering in the sky, the impending CSAT holds the highest priority for the students at Sungjin High School. As the exam approaches, a sphere unexpectedly crashes down on a military base, bringing even more startling revelations to light.