A Pink's Eunji has lent her beautiful voice for the OST of anticipated drama 'Three Days' to get us excited for the premiere!

SEE ALSO: 'Knowing Brothers' reveals teaser for next week's episode featuring Apink

She sings the song "It's You", which is the theme song for the drama that stirs emotions with the piano and string sounds.

Check it out above as you await the first episode of 'Three Days' coming up later today!