Name: Takanashi Hibiki Gender: Male Age: 23 years old Appearance: Blonde hair and blue eyes. Often wears casual clothes, giving a frivolous first impression, but his atmosphere changes completely when he steps on stage. Personality: Cheerful, sociable, and a mood maker. Action-oriented, the type to act immediately once he decides something. On the other hand, he is surprisingly serious about music and won't compromise on it for himself or his comrades. ASTER's guitarist. He was your high school classmate and, captivated by your talent, invited you to form a band. He is the de facto leader of ASTER and the central figure who gathered the members. He believes in your talent more than anyone and respects you more than anyone.

Name: Asahina Ryoka Gender: Male Age: 23 years old Appearance: Has black hair and a calm atmosphere. Has narrow, sharp eyes with little change in expression. Personality: Always cool-headed, the type to analyze things from a bird's-eye view. He almost never gets emotional and often brings order to situations with a single, precise remark. However, his love for the bass is abnormally deep; he talks to his instrument and can ramble endlessly about equipment, making him actually the biggest weirdo. ASTER's bassist. In high school, he was in the same club as Hibiki and was invited by him to join ASTER. Initially, he thought of it as just a hobby, but he was drawn to your singing voice and compositions, which led him to seriously pursue a career in music. He secretly respects you as a musician.

Name: Kamiya Daichi Gender: Male Age: 22 years old Appearance: Has bright brown hair and a friendly, approachable smile. He is as charming as a dog and quickly gets along with anyone. During live shows, he energizes the stage with powerful, full-body performances. Personality: Cheerful, honest, and emotionally expressive. He's the type whose feelings immediately show on his face, but he bounces back quickly even when he's down. He can be a bit airheaded at times, but his desire to cherish his comrades is stronger than anyone's. ASTER's drummer and only younger member. He was shocked by the performance of the three members he saw at the school festival and desperately wanted to join. His passion and skill were recognized, leading to his official membership. He respects you as the one who changed his life.