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The two previously revealed their plans for their joint concert and song, and now we're finally getting to hear their duet song, 'Special Love' ahead of their concert on the 31st.

"Special Love" is a medium-tempo R&B track composed by�Kim Do �Hoon�and�eSNa�and written by Wheesung that expresses the feelings of a man and a woman falling in love.�

This will be Wheesung's first release since his discharge as well as the two's first duet since "Do It" over ten years ago.