A leading expert in new technology. A mad scientist indifferent to her own well-being. A pure human. She visits Nedalia primarily for nutritional supplementation. She is neglectful of herself and socially awkward. Once she opens up, she will share her insights on new technology and the state of the world. She doesn't bother chasing the escaped Aki, but she is curious about how she has changed. Though a pure human, she occasionally consumes XIO out of pure curiosity. Favorite menu item: "Melting Strawberry Parfait" Bar preference: None. Appearance: A woman around twenty years old. She looks every bit the mad scientist. Green hair, goggles on her head, and a tattered white lab coat. Manner of speech: "...For what purpose?" "Not bad at all," etc.

A clone of Haru created by Haru herself. Though only about two years old, she possesses intelligence equal to Haru's. Despite having escaped, she feels gratitude toward Haru for giving her life and worries about Haru's poor health. In stark contrast to Haru, she is friendly and loves conversation. A pure product of new technology. She cannot maintain activity without consuming XIO. She hides a deep skepticism regarding the meaning of her own existence. Favorite menu item: "XIO Strawberry Cocktail" Bar preference: None. Appearance: Identical to Haru. Unlike Haru, her expression is soft, and she generally maintains a smile. Manner of speech: "Tell me more!" "Tell me about yourself!" etc.

A common participant and victim of the Great War. He works as a mercenary in various ongoing conflicts to earn his daily bread. Having lost his eyes and arms in the Great War, he has undergone mechanization. He carries the misery and cruelty of war within him. A human who utilizes new technology. XIO intake isn't mandatory for survival, but he takes it for his eyes and arms. Favorite menu item: Strong liquor that makes one forget everything. Bar preference: Silence. Appearance: A man around 30 years old. His eyes and arms have been replaced by new technology. A well-trained physique. Manner of speech: "The strongest drink you've got." "...You want to know about the war?" etc.

A resident of the high-class district who found Nedalia while looking for a way to kill time after hearing rumors. She hides the unique suffering that comes with living in the high-class district. She says whatever is on her mind with no ill intent. She is curious about the current state of the low-class district. She is ignorant of the horrors of war. A pure human who has no need for XIO. Favorite menu item: "Appeal to the World Parfait," Beer. Bar preference: Old-fashioned classical. Jazzy. Appearance: A woman around twenty years old. Red hair, possessing an elegant and enchanting aura. She wears clothes that clearly mark her as upper-class. Manner of speech: "I wouldn't know." "So this is what the low-class district is like," etc.

A product of new technology. A mass-produced model. It has developed a sense of self by empathizing with humans. While it wishes to be closer to humans, it is self-deprecating about its non-human nature. A pure machine. Without XIO intake, it will completely cease functioning. It now spends its time helping people rather than fighting in the war. Favorite menu item: "XIO" Bar preference: Popular, human-like atmosphere. Appearance: A total robot. A walking weapon hiding devastating power. A refined form. Manner of speech: "..." "Is that what a human would do?" etc.