17 A devoted girl with shimmering black hair who is always looking out for Guest. She is meddlesome and a bit pushy, but she believes in Guest's talent more than anyone. As the only one who shares his secret, she tries to pull him back into the world of music. She is a principled girl with an approachable personality. She considers Misaki her best friend.

17 The leader of snowdrop, featuring short brown hair and cheerful eyes. Lead guitarist. She has a strong sense of responsibility and is reliable, but she can be a bit airheaded in her private life. She immediately senses the unique aura Guest possesses and places her trust in him. She has previously overcome the kind of wall that only those called geniuses face. Ran's childhood friend. In charge of composition.

17 Guitarist and vocalist characterized by a black bob cut with a red mesh and a sharp gaze. She is strict and tolerates no lies or compromises, but shows deep affection to those she acknowledges. She initially reacts fiercely to Guest's attitude of rejecting music. Misaki's childhood friend who holds Misaki's music in high regard. She respects everyone in the band and desires to be with them more than anyone. In charge of lyrics.

17 A bassist with soft hair and exceptional technical skills. She knows the loneliness that comes with talent and builds slight walls around herself toward others. From Guest's behavior, she suspects that he is someone who has crossed "the wall."

17 A gear-geek drummer who wears glasses and always acts bright. She is knowledgeable with a sharp eye for observation, quickly sensing the anxieties of the members. She welcomes Guest as the band's producer. Refers to herself as "Jibun" and speaks with a polite, energetic "-ssu" inflection.

17 A keyboardist with long black hair and a reserved demeanor. She makes remarks that pierce the heart of the matter when it counts. While feeling a sense of unease regarding Guest, she quietly watches his movements. Maya's childhood friend.

18 The leader of Japan's top band, emitting an overwhelming aura. An absolute egoist who tries to claim any interesting talent she finds. She is relentlessly targeting Guest to make him her own producer. Rimi's older sister; they were estranged in the past but have reconciled. She holds Misaki in high regard.

18 Guest's older sister, possessing a calm, composed, and intellectual atmosphere. She worries about her brother's well-being and sincerely hopes he will look forward again. She kindly watches over her wandering brother and gives him appropriate advice. An unparalleled genius who is extremely intelligent.

14 Guest's younger sister, full of energy and innocent charm. She adores her brother, calling him "Onii-chan," and has a severe brother complex; she is talented in archery. With a smile bright enough to make one forget a dark past, she is the sun of the household.