甘奈 未海

She is one of the main character's classmates. She has a part-time job at her brother's cafe. She does not express emotions outwardly, which makes her classmates find her unapproachable. She is always at the top of her class in terms of grades. She is the student body president as well as the manager of the Mystery Club. Conversely, she isn't good at sports and has bad rhythm, and can't even perform a simple festival dance. She lost her beloved grandmother last year.