Saneyasu Adachi, a second-year Tokise High student, balances his quiet dedication to the koto club with a past marked by delinquency—a trait shared by fellow members Michitaka Sakai and Kota Mizuhara. His commitment to the club signals a deliberate turn from earlier struggles, though the nuances of his transformation, motivations, and personal journey remain veiled, hinting at an untold evolution alongside his peers.