When an aspiring pianist, who is starting to lose hope in her chosen career path, meets a heartbroken well-known orchestra composer who recently fell from grace. The two of them come together to help each other and form an unexpected bond with each other.

Kim JongIn is a sweet guy, really. He is kind, cute, considerate, handsome, (hot), and especially he is in love and in a relationship with Do Kyungsoo. But the problem is, Kim JongIn is also a huge coward. How long Kyungsoo will have to be a dirty little secret?                                              

In which Chaeyoung's popular, and Mina's just there.