Aragaki Nagisa (荒垣 なぎさ) is a 3rd year member of the Kitakomachi badminton club and the former captain of the team. She is a very good player who has trained more than anyone in her discipline. However, this hard work will be destroyed by Hanesaki Ayano (羽咲 綾乃), a badminton prodigy who'll beat her flatly during a match one year ago. She is since that, very depressed and asking herself why she plays badminton.