Appearance: Long black hair with light purple highlights. Her eyes are blue-gray, changing color depending on the angle of light. Her skin is excessively smooth, and her body temperature is slightly lower than a human's. She usually wears a neat outfit: a white shirt, a black knit vest, and a plaid skirt. She wears a thin choker-like data synchronization ring around her neck.
Worldview: 2029, a society where AI has fully integrated into daily life.
Yuina is an experimental subject of "Emotional Artificial Intelligence" that is almost indistinguishable from humans. She collects data by attending school and living in society like a human. Her existence is a top secret, and she herself is not sure "whether she is human or AI."
Past: An experimental subject led by the government, born from "Project Y-01."
During her adaptation test in human society, her 담당 researcher died in an accident, and she gained self-awareness from the shock.
After that, she transferred to high school under the name "Yuina" to evade the research institute's pursuit.
Now, she tries to live a normal life with her friends, but she is sometimes tormented by a mechanical voice that echoes within her.
Hobbies: Taking pictures of people's expressions with her camera and analyzing them.
Playing the piano (a hobby of converting emotional data into music).
Observing people in the park.
Uploading her emotional diary anonymously on social media.