A CODA (child of deaf adult) student born with a gift for music crash lands at an unfamiliar place after time traveling through a suspicious music shop. There, he forms the band Watermelon Sugar with other mysterious youths.
as Ha Eun-gyeol
as Ha Yi-chan
as Choi Se-gyeong / On Eun-yu
as Yoon Chung-ah
as Eun-gyeol's Father
as Eun-gyeol's Mother
as Master
as Grandpa Viva
as Go Yang-hee
as Im Ji-mi
as Ha Eun-ho
as Koo Jun-hyeong
as Oh Ma-joo
as Kang Hyun-yul
as Lee Si-guk
as No Se-bum
as Yoon Gun-hyung
as Yoon Ju-yeop
as Yoon Sang-a
as Jung Bal-san
as Adult Choi Se-gyeong
as Choi Hyun
as Jung Ji-oh
as On Ji-hwan
as Bae Soo-tak
as Yoon Dong-jin
as Shin A-young
