Bài hát: I Will Forget You (Signal OST) - Jung Cha Sik
sinaesmul heulleoseo gamyeon
neolpeun badasmuri doedeusi
sewori heulleo igeogan
sarang gaseumsoge mewo isseossne
geutorok mideo on sarang
nae maeume mideo on sarang
jigeumeun modu eoriseogeume
ije neoreul tteona gandane
jeonyeok noeul nareul dugo
garyeoma eoseo garyeoma
nae moseup gamchuge
bamhaneure chajaoneun
byeoldeure sarangiyagi
deullyeo jul geoya
sinaesmul heulleoseo gamyeon
nae sarang chajaogessji
modu da ijgo tteonagayaji
bogeumjari chaja gayaji
jeonyeok noeul nareul dugo
garyeoma eoseo garyeoma
nae moseup gamchuge
bamhaneure chajaoneun
byeoldeure sarangiyagi
deullyeo jul geoya
sewori heulleoseo gamyeon
nae sarang chaja ogessji
modu da ijgo tteonagayaji
bogeumjari chaja gayaji
bogeumjari chaja gayaji
bogeumjari chaja gayaji