
31-year-old single woman Kim Ji-su once wanted to become a famous pianist like Horowitz. Her dream was shattered but she went on by teaching children piano. One day, she discovers a young musical genius, and begins giviving intensive lessons to prepare him for competition. However, while it doesn't turn out, Ji-su is shocked when she realizes that the boy carries a secret that will change her life forever.
Gyung-min
Kim Ji-su

Shim Kwang-ho

Ji-soo's older brother

Min-hee

Jeon Kong-ja's mother

5th performer (uncredited)

Furniture Mover

Gyung-min's grandmother
