Eun-gyeol and his family move into a new neighborhood. He meets a man who offers to teach him how to play the guitar, and Eun-gyeol works hard to learn it. As he deals with bullies at school, he practices playing the guitar until he is as good as the man who taught him. However, tragedy strikes, and he and his family are forced to move again.
Ryeoun
Ha Eun-gyeol
Choi Hyun-wook
Ha Yi-chan
Seol In-a
Choi Se-gyeong / On Eun-yu
Shin Eun-soo
Yoon Chung-ah
Choi Won-young
Eun-gyeol's Father
Seo Young-hee
Eun-gyeol's Mother
Jung Sang-hoon
Master
Cheon Ho-jin
Grandpa Viva
Goh Doo-shim
Go Yang-hee
Kim Joo-ryoung
Im Ji-mi
Bong Jae-hyun
Ha Eun-ho
Koo Jun Hoe
Koo Jun-hyeong
Ahn Do-gyu
Oh Ma-joo
Yoon Jae-chan
Kang Hyun-yul
Lee Ha-min
Lee Si-guk
Lee Su-chan
No Se-bum
Kim Tae-woo
Yoon Gun-hyung
Kwon Do-hyung
Yoon Ju-yeop
Lee Soo-min
Yoon Sang-a
Lee Suk-hyeong
Jung Bal-san
Lee So-yeon
Adult Choi Se-gyeong
Park Ho-san
Choi Hyun
Yeon Oh
Jung Ji-oh
Oh Hee-jun
On Ji-hwan
Han Min
Bae Soo-tak
Kim Jun-hyung
Yoon Dong-jin