Eun Gyeol. He was born into a deaf and mute family, but he is neither deaf nor mute. His dream is music and playing the guitar, but his father was against this. One day, he unwittingly returned to the year 1995, the year in which his father yi-chan was able to hear and talk. How ever after a few trouble with passersby and a few chases for his father. He stood in front of his father's high school door, waiting for his father to come out. Yi-chan didn't believe Eun Gyeol and was trying to avoid it