In Episode 9 of All of Us Are Dead , titled "," the survival stakes shift from immediate zombie evasion to the brutal reality of military abandonment. Key Plot Developments

: Left behind once more, the students realize they cannot rely on outside help. As a thunderstorm begins, providing auditory cover, the group decides to leave the roof and keep moving through the campus. Character Insights

: Her struggle to control her zombie instincts while protecting her friends becomes a central emotional arc.

: Her actions at the camp—specifically attacking Cheol-su in retribution for his earlier abandonment—directly trigger the military's decision to sacrifice the remaining students.

: The episode opens with the student group defending themselves on the school roof against the relentless Gwi-nam . Despite his superhuman resilience, Nam-ra uses her own emerging "hambie" (asymptomatic infected) strength to throw him off the building again.

: After police detective Jae-ik reaches safety, he informs authorities that a potential cure or vital data resides on Mr. Lee’s laptop in the school's science lab. This prompts a special forces mission to the high school via helicopter.

: While the soldiers successfully retrieve the laptop and initially prepare to rescue the students on the roof, the mission is abruptly aborted. At the quarantine camp, the commander witnesses Eun-ji (another "hambie") attacking a fellow survivor. Realizing they cannot distinguish between the uninfected and asymptomatic carriers, the commander orders the helicopter to leave the students behind to prevent a potential breach of the quarantine.