: Meanwhile, outside the school, the military and government struggle to contain the outbreak. The episode highlights the cold, calculated decisions being made by authorities, who are beginning to prioritize the safety of the country over the lives of the trapped students.
In this specific episode, the tension reaches a breaking point as the students of Hyosan High School face both internal conflicts and the escalating external threat of the "half-bies." The Story of Episode 7 : Meanwhile, outside the school, the military and
: One of the most terrifying elements of this episode is the continued evolution of Gwi-nam. Having survived multiple "deaths," he has become a "half-bie"—retaining his human consciousness and intelligence but possessing the strength and hunger of the infected. He begins a relentless, predatory hunt for Cheong-san, driven by a personal vendetta. Having survived multiple "deaths," he has become a
: The students realize they cannot stay in the music room forever. They devise a plan to reach the rooftop, hoping to signal for rescue or find a more defensible position. This requires a dangerous trek through the hallways they have spent days avoiding. They devise a plan to reach the rooftop,
The episode ends on a high-stakes note, leaving the students on the precipice of their next great challenge, with the realization that their biggest threat might not just be the mindless zombies, but the humans who have changed into something else entirely.