Both Jongin and Soojung were born with musical talent. Jongin is a wannabe rocker with songwriting talent, and Soojung loves everything about classical music. Except one masterpiece called Carmen Fantasy. Only a few know the real reason behind it, and Jongin intends to find out why.

Yoon Bomi has loved Nam Woohyun for a very long time, but he never know. Until she realized that he's not the one who always been there for her.