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High school girl, Akari and Megumi are friends. One day, 2 men suddenly attack them but a girl with eye patch help them. Three girls with Akari's older sister who is pregnant, try to run to the top floor of a hospital.
Komori, a male patient at a hospital falls in love with a nurse, Hina. However Hina turns into a zombie. Komori keeps Hina in a room, tries to support her but one day he finds out Hina use to date with a married doctor.
Two junior highschool boys go into an abandoned building where they get attacked by a zombie. They manage to run a hospital in a city but on the top floor, there are other adults who also ran away from zombies.
3 years after the Zombie pandemic, zombies were recognized as "Z" and the Japanese government announced that they managed to confine all the zombies.
