There seems to be an influx of female-male duet collaborations these days, but we're not complaining! SECRET's Ji Eun and Untouchable's Sleepy are the latest duo who will be hopping on board to release a romantic duet track!

TS Entertainment announced their digital single album is a special surprise for fans and will be released in the middle of this month!

Sleepy and Ji Eun have collaborated in the past, even before SECRET debuted. Ji Eun lent her beautiful vocals in Untouchable's 2008 track "Give It All".

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Stay tuned for more details on their upcoming duet!