15 years have passed since an unprecedented disaster wiped out modern civilization. Inside a secluded facility, children live isolated from the outside world. One day, Tokio receives a message asking if she wants to venture outside, but Mimihime predicts two people will come to save her—a face-matched stranger—and that the outside is hell. Meanwhile, Maru, who looks exactly like Tokio, travels with Kiruko through devastated Japan in search of heaven.
In the aftermath of the Great Disaster, Japan lies in ruins, and Kiruko embar...