Kim Se-yong is a South Korean singer, rapper, and actor. Signed to H2 Media, he made his debut with idol quintet Myname in 2011. Kim began his acting career two years prior, appearing on the television series Green Coach. He released his first mini-album Connection independent from Myname in Japan in May 2019.

Myname is a South Korean boy group created by Fly to the Sky's Hwanhee under H2 Media. The group is composed of five members: Gunwoo, Insoo, Seyong, Jun.Q, and Chaejin. The group debuted on October 27, 2011 with their digital single "Message".