A girl who has been running away from her family lives so quietly that no one can feel her existence. Except for a noisy and music-loving roommate, the appearance of a bole breaks the original peace, fulfills the roommate's dream, and breaks into her life forcefully. When she thought her life could go on, she found that she was forced to return to the situation she least wanted... A five-member band, the love and hatred intertwined in the music...