For Horowitz
Plot: Ji-soo is unsuccessful in fulfilling her dream of becoming a famous pianist. However, when she comes across a child with great potential, she decides to fulfil her dream through him
Choi Sun-ja. Choi Sun-ja was 64 in For Horowitz as 'Gyung-min's Grandmother'.
Jung In-gi. Jung In-gi was 39 in For Horowitz as 'Ji-soo's Older Brother'.
Kim Hee-jung. Kim Hee-jung was 35 in For Horowitz as 'Jeon Kong-ja's Mother'.
Kwon Hyung-jin. Kwon Hyung-jin was 42 in For Horowitz as 'Writer, Director'
Lee Byung-woo. Lee Byung-woo was 41 in For Horowitz as 'Original Music Composer'