BTS leader RM's solo album puts spotlight on late artist Yun Hyong-keun

In his first official solo album, "Indigo," RM of K-pop juggernaut BTS brings not only his musical talents to the fore, but also his love of Korean art. "Indigo" has been turning heads, selling more than 550,000 copies on the first day of its release, Dec. 2, according to album tracker Hanteo Chart. Its lead single, “Wild Flower,” also conquered the iTunes top songs chart in 88 countries and retained the No. 13 spot on Spotify's Daily Top Song Global chart.