"Gakuen Shinshoku - XX of the Dead Episode 1" plunges viewers into a harrowing narrative set within a high school besieged by a mysterious and deadly infection. The episode opens with the protagonist and their classmates going about their daily routines, unaware of the impending catastrophe. Suddenly, the school is thrown into chaos as students and faculty begin succumbing to a sinister virus that transforms them into aggressive, zombie-like beings. As the survivors band together, they must navigate the treacherous hallways, confront their fears, and make harrowing decisions to stay alive. The animation vividly captures the horror and urgency of their plight, with detailed depictions of the infected and the decaying school environment. Themes of survival, trust, and the fragility of humanity are explored, as alliances are formed and tested amidst the relentless threat. The episode's pacing maintains a relentless tension, immersing viewers in a suspenseful and chilling experience that sets the stage for a gripping series.