Martial law is imposed on the city. When Cheong-san is separated from the rest of the group, On-jo leads a mission to use a drone to locate him.

To make it out of the music room and onto the roof, the students put into action their most perilous plan yet. Elsewhere, Jae-ik comes across a setback.

A disturbance at the camp shifts the military’s understanding of the virus. A thunderstorm provides cover as the group agrees to keep on moving.

To make it out of the music room and onto the roof, the students put into action their most perilous plan yet. Elsewhere, Jae-ik comes across a setback.

A disturbance at the camp shifts the military’s understanding of the virus. A thunderstorm provides cover as the group agrees to keep on moving.

Martial law is imposed on the city. When Cheong-san is separated from the rest of the group, On-jo leads a mission to use a drone to locate him.