Eun-gyeol's father in the present day, who is deaf and mute. In 1995, he appears as a high school student without hearing or speech impairments. He pursues music to impress a popular cello player and joins a band with Eun-gyeol. After being severely injured in a car accident while saving Eun-gyeol, he loses his hearing but eventually overcomes his disability to continue his musical dreams in the present timeline.
Younger brother and elder brother relationship
Father-son relationship
Mother-son relationship
Develop romantic feelings during time travel
Explore the full interactive character relationship map of Twinkling Watermelon