Notes from the Unknown.

Just before Lee Seungyoon became famous after winning the music audition program Sing Again, two women just went to “Unknown-musician” Seungyoon without any notice. One day in 2018, the two, who were going through a very tough time, happened to listen to his song and it healed their wounded hearts. After two years, they boldly suggest him to make his music video without any experience. Starting with the ridiculous proposal, their adventurous journey begins.