Yoon Hyun Sang releases MV teaser for 'When Would It Be' with IU

We had a preview of what the MV concept will be like and today the MV teaser is released displaying a a rather fantasy like setting.

Hyun Sang and IU raise anticipation for a tease of their flawless harmony and perfect octaves. The song is the title track from his upcoming debut album 'PianoForte' which will be released on October 30.

Check it out below: