On August 8th, officials reveal that Melody Day is collaborating with CNBlue's guitarist Jonghyun for a duet project.

When looking for a male singer with sweet vocals, Jonghyun is first recommended. Jonghyun is going to work with Melody Day, a female vocal trio for a duet track and is going to lend his gentle and warm voice for the sweet harmony.

Melody Day and CNBlue's Jonghyun's duet track will be released on 14th.