'90s group, R.ef will be making a comeback after eight years.

On September 25th, R.ef will release their digital single, 'it's r.ef'.

After releasing their first album, 'Rave Effect', R.ef had many hit songs such as "Brilliant Love" , "Farewell Formula", "Heartbreak", and "Scream in Silence" and became one of the best male dance groups. After breaking up in 1998, the group reunited in 2004 for their digital single, "Love is Difficult".

The digital single will consist of the two songs, "You Don't Seem to Know Love Part 1" and "Love Formula". In addition, the songs will show the effort put into it during the long hiatus and will also include participation from famous musicians.

R.ef's agency, 150 Entertainment, stated, "R.ef and everyone involved put their heart and soul from the eight years into the new digital single. Not changing during the long time, R.ef will show good music to the fans who waited."

Source: Sports Donga via Nate