O wykonawcy: Thought We Were Only Friends (친구로만 알았는데)
Oh Won Bin - Thought We Were Only Friends (친구로만 알았는데) (Letra y canción para escuchar) - ije-neun huhwehhaedo soyong-eoptjyo / ijewah putjabado soyong-eoptjyo / gyeote isseo-seo iksu-khae-jyeo-seo / sarangin jul mollat-jyo / tashineun pureu-jido