Kevin (케빈) KOREAN THE BOYZ (더보이즈) Moon Hyungseo (문형서) – Half Half [OST] Saimdang, Light’s Diary OST Part 10 2017.04.19 Hyungseo Lyrics/작사: 하울 (HowL) Composer/작곡: 하정호, 고영환 Arranger/편곡: 하정호, 고영환
