As mentioned before, Heo Young Saeng joined 'Music and lyric 2' together with Lee Chung Ah and Seo Ji Suk to produce the OST for MBC’s drama Rascal Sons.
Today the song was released with Seo Ji Suk as the music composer, Lee Chung Ah was in charge of the lyric and Heo Young Saeng sang it with it emotionally.
Listen to it right now: