[DeepL Translation - needs review] Volume 1: Introduction:.
This is the story of her to kill her.
In this world, "stray people" come from another world, Japan.
However, they had to be killed by the "executioner" as soon as he finds them, because a worldwide catastrophe occurred in the past due to the stray's outburst.
In the midst of all this, Menou, the executioner, meets Akari, a lost girl.
Menou carries out his mission cold-bloodedly and without hesitation.
However, Akari, whom he is sure...
