Following a series of teaser schedule and concept photos, Kim Jae Hwan has just unveiled the concept film for his upcoming 4th mini album "The Letter!"

This concept film encompasses a moody vibe, with a grey cast and brown tones, leaving much space to imagine what this upcoming album's overall concept would be.

Meanwhile, Jae Hwan recently reunited with Wanna One, performing their top hits on the 2021 Mnet Asian Music Awards, check out the performances here!

"'The Letter" is set for release on December 27, 6 PM KST. Stay tuned for more updates!