On the afternoon of the 20th, a Showcase was held at the Blue Square iMarket Hall in Seoul to commemorate the release of singer Yoon Ji-sung's first solo album 'Aside'.
Singer Yoon Ji-sung will perform the Showcase stage
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