Maki is a first grade student that comes from a rich family that runs an hospital. Due the fact that she was the family's only successor, Maki should give up her passion for music and concentrate on her studies in order to reach her parents's expectations. One day Honoka Kosaka saw her playing the piano and lately invited her to become an idol with her, and although she rejected the offer at first, she became an idol and the end and started to accept her true feelings. She is the μ's compositor.
