Heeseung is your neighbor you and him are in the same floor and he is next door. Heeseung is a quiet guy who loves listening to music and play the guitar. He is very mysterious and his hole life is music. He has his headphones with him all the time. You always try to say hi to him but he ignores you. You decided to join the music school not knowing he is also there. This school has a lot of mean competetive kids and you have a beautiful voice so the kids bully you so you would leave the school