As the military prepares for a final solution to the outbreak, the tension within Hyosan High School reaches a breaking point. The students, now exhausted and grieving after multiple losses, find themselves trapped in the school's music room after a failed attempt to reach the roof.
Give you a (Episodes 11 and 12).
: Outside the school, the martial law command reaches a grim conclusion. Recognizing that the virus is mutating and that asymptomatic carriers (half-bies) are indistinguishable from humans, they begin planning a total bombing of Hyosan to contain the threat, effectively abandoning any remaining survivors. As the military prepares for a final solution
: The group realizes they cannot stay in the school any longer. They devise a plan to move toward the gymnasium, hoping to find a way out of the campus entirely. To get past the hordes of zombies, they build a makeshift "moving wall" using heavy sports equipment carts. : Outside the school, the martial law command
: While moving through the gymnasium, the group is swarmed. In a heart-wrenching moment, Park Hee-su’s father (who had been searching for her) and other logistical hurdles force the students to make impossible choices. The most significant blow comes when Gwi-nam , the "half-bie" antagonist, continues his relentless hunt for Cheong-san. They devise a plan to move toward the
: Nam-ra continues to battle her hunger for human flesh. Her heightened senses become the group's only early-warning system, but the mental toll of resisting her transformation pushes her to the edge of isolation from the others.