Kim Jae Hwan continues to prepare for his fourth mini-album titled 'The Letter.'

On December 22 KST, the singer released the first MV concept film for his upcoming album. The music video concept film exudes a melancholy vibe as it shows various art items such as pottery, sculptures, art tools, and a notebook.

The video was made in a vintage film style adding to the nostalgic and melancholy aura. Kim Jae Hwan's 4th mini-album, 'The Letter,' will be released on December 27 at 6 PM KST.