Tsubaki Makino

Yoi Takiguchi is a first-year high school student, admired for her handsome looks and honest heart, which earned her the nickname “Prince.” One day, she bumps into Kohaku Ichimura, an upperclassman and another “Prince.” As the two grow closer, is what blossoms between them friendship or love? A youthful love story about a boy and a girl who are both called “Princes” begins.

In the year 20XX, civilization has collapsed under a rampant zombie virus. A man in a white coat appears in a survivor community and announces, "We've discovered an antibody that will prevent zombification! He is found murdered. Attacks by "zombie believers" are on the rise all over the place. Rumors of a mysterious crazed strangler. Survivors disappear one after another, and a strange singing voice can be heard from underground every night.