
Aoi’s careless action results in her being captured by the 1st Division. Realizing that the enemy is actually after the Coppelion and not the survivors, Ibara tries to rescue Aoi, only to be knocked unconscious by one of the men.
In the not-so-distant future, a catastrophic event has turned the old capital of Japan into a wasteland, forever changing the lives of its people. Decades later, three schoolgirls set foot into the now forsaken city.
The girls encounter a man searching for his missing child. Hearing that the child may have wandered into a dangerous area, the girls rush to find the child before it’s too late.

Vice Principal Mishima learns from the rescued Tanizaki about a man known as the Delivery Man believed to be their leader. Meanwhile, the girls follow a lead that unexpectedly takes them to the Delivery Man himself.