Sonogi Yukina is part of the top secret organization Sakurai. It is a blue-eyed young woman of medium height with black hair and has advanced psychic abilities. She can talk to people through telepathy. She dressed elegantly and often brings pillbox. She trying to find his brother who has disappeared without a trace. She working mainly in a duo with Kagia Natsume, who worked for her family, which is the reason for their close relations.