Shi-hyung was born in Seoul, Korea in 1988. He is currently a High School student, first grade. Shi-hyung describes himself as a little eccentric. He sees many things in different views than many people. Shi-hyung is interested in mathematics, science (especially physics and chemistry.) and various games. When he has some free time he usually listens to old pop songs, watch movies or go out for biking with his friends.