Listen to 말하지 못한 내사랑 online. 말하지 못한 내사랑 is an English language song and is sung by Kim Kwang Seok. 말하지 못한 내사랑, from the album 김광석 Best, was released in the year 2005. The duration of the song is 4:37. Download English songs online from JioSaavn.