Group Wanna One Yoon Ji-sung attended the '2018 SBS Song Daejeon' red carpet event held at Gocheok Sky Dome in Gocheok-dong, Seoul on the afternoon of the 25th.
About Yoon Ji-sung
Yoon Ji-sung is a South Korean singer and actor. He is best known for finishing eighth in the second series of Produce 101 and is the former leader of South Korean boy group Wanna One.
 Wikipedia