SF9 is a South Korean boy group founded in 2016 by FNC Entertainment. The band consists of nine talented members and has made a name for themselves with their energetic performances and catchy songs like "Roar" and "Now or Never."

SF9 has a loyal fanbase worldwide and is appreciated for their versatility and musical talent. Recently, Rowoon left the group to focus on his acting career. Rowoon was not only a talented singer and dancer in SF9 but also gained great recognition as an actor in various dramas and films.

His departure from the group has stirred mixed feelings among fans, who are sad to see him go but also proud of his achievements as an actor. Despite losing a member, SF9 continues to work hard and regularly releases new music.