Kim Ji-su is a 31-year-old single woman who once wanted to become a famous pianist like Horowitz. Her dream was shattered but she was able to go on by teaching children to play piano. One day, she discovers a young boy Gyung-min, is a musical genius. She starts to give him intensive music lessons, preparing him for competition, but it does not turn out well. But later, when all seems lost, Ji-su is utterly shocked when she realizes that Gyung-min carries a secret that will change her life forever.
| Crew | Dong-kuk Hwang | Cinematography |
| Writing | Kwon Hyung-jin | Writer |
| Production | Kim Mi-hee | Producer |
| Production | Sang-o Yun | Producer |
| Writing | Ee-Jae Shin | Writer |
| Directing | Kwon Hyung-jin | Director |
| Production | Choong-ryul Lim | Producer |
| Writing | Kim Min-Sook | Writer |
| Sound | Lee Byung-woo | Original Music Composer |
| Production | Tcha Sung-jai | Producer |
| Editing | Steve M. Choe | Editor |
| Sound | Ryu Hyun | Sound |
| Sound | Ryu Hyun | Sound |
| Production | Min Jin Ki | Producer |
