K-pop girl group Red Velvet, SM Entertainment, famous British musician Ellie Goulding, and the collaboration single of the top U.S. DJ Diplo is released on April 5.

Especially, the collaboration was made at the suggestion of Ellie Goulding, who had an impressive view of Red Velvet during the performance in Korea last year, and featured a number of OST hits such as "Love Me Like You Do" from the movie "50 Shades of Grey" and "How Long Will I Love You" from the movie "About Time"

Also, 'Close To Me,' released in October last year, is a song that has been loved by Ellie Goulding and DJ Diplo, combining the beautiful sound and addictive melody of Ellie Goulding, and the remix version has a different vibe to the original song as well as the featuring sung by Red Velvet in Korean lyrics.