Seok-cheol, the eldest son in a family of three generations of gangsters, navigates the tumultuous ups and downs of life with tears and laughter, all to protect his family, career, and love.
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.