Thought We're Only Friends (исполнитель: Jung Yong Hwa [CNBlue] | OST Heartstrings)
Ijeneun huhwehaedo soyong eobjyo Ijena butjabado soyong eobjyo Gyeote isseoso iksukhaejyeoseo Sarangin jul mollattjyo Dasi neol bonaejago mothagettjyo Dasi neol bomyeonseodo andwaegettjyo Chama mame eobneun malman namki go tteonagayo Geujeo chingu roman arattnabwa Geujeo ujeongiran arattnabwa Ithorok bogopheunde ithorok dabdabhande Nae mamdo babo cheoreom sokigo Ijen chingu rodo andwaenabwa Ijen ujeongeuron andwaenabwa Geudae gyeote isseumyeon, Gedae bogo issemyeon Imi sarangirangeol anikka Geudaeran saram malman hagonhaejyo Geudaen aniraneun malmanhamyeonseo Geuman geumanhaja hamyeon chagabke doraseoyo Geseo chingu roman arattnabwa Geseo ujeongiran arattnabwa Ithorok bogopheunde ithorok dabdabhande Ne mamdo babo cheoreom sokigo Ijen chingu rodo andwaenabwa Ijen ujeongeuron andwaenabwa Geudae gyeote isseumyeon geudae bogo isseumyeon Imi sarangiran geol anikka Geudae gaseum soge nan eobdaeyo Helrin nunmul soge da ittdaeyo Geunyang chin guroman jinaejago Geunyang ujeongiran bureurago Ireohke aphendedo nunmuri naneundedo Moreuncheok useumyeonseo ureoyo Nareul saranghamyeon andwaenayo Nareul anajunyeon andwaenayo Nege dan [bad word] nege hanbeonirando Saranghae julsuneun eobnayo