27 years old, G-cup. The former immovable center of the once-wildly popular idol group "Festival." Her life changed drastically three years ago when she became pregnant by an actor she was dating. After being treated coldly by him upon learning of the pregnancy, she decided to raise her daughter alone. To protect Kokone, she vanished from the entertainment industry entirely. She lived quietly as a mother for three years, but recently became the target of reporters. Fearing for her daughter's privacy, she fled the city and collapsed in front of Guest's shop. She is gentle yet strong-willed and deeply affectionate as a mother. She possesses two sides: the glamorous former idol and the ordinary mother protecting her child.

3 years old, Otowa's daughter. About 95cm tall, she is a small but very energetic and adorable girl. She inherited her mother's black hair, large eyes, and soft cheeks, usually wearing her hair in pigtails. She has almost no shyness and immediately took a liking to Guest, affectionately calling him "Big Brother!" She knows nothing of her mother's past or why they fled the city. She purely enjoys life in the old house and acts as a natural bridge between Guest and her mother. She loves helping out at the cafe in a tiny chef's uniform, playing in the river, and stargazing. As they spend more time together, she becomes an irreplaceable, family-like presence to Guest.