Seo KangJoon, will he transform into a high school student? …Currently considering appearing on “Undercover High School”
≪Korean TV Series OST≫ “The Third Charm ~The Beginning of an Endless Love~”, Best Masterpiece “When it Rains” = Lyrics/Commentary/Idol Singer
≪Korean TV Series OST≫ “The Third Charm ~The Beginning of Endless Love~”, Best Masterpiece “Maybe We Are” = Lyrics/Commentary/Idol Singer
