Shi Wan, birth name Im Woong Jae from Busan is a vocalist of the group ZE:A. In 2004, he made his CF debut Like the First Time. He is the bestfriend of KwangHee. He's passionate about fashion. Before his debut, he managed an online clothing shop. He's the one who came up with Level Up's concept.
He is considered as the brain of the band because he is always teaching things to the other members, and attended Engineering school in Busan. He also plays the violin. He plays the role of somebody perfect in looks, manners, and learning; an idol for all the scholars who becomes the crown prince's teacher in the kdrama, The Moon that Embraces the Sun. --Wikipedia.