[Verse 1]
Dalkomhan kkumeseo kkaeeonan achimin geotcheoreom
Ajikkkaji dugeundugeungeoryeo mideul su eopseo
Ttadeuthan ongi neowa naega
Cheoeum majuhadeon geu siganeul ijeul su eopseo
[Refrain]
Jeongmal natanajulkka
Na honja gidaehan geot gata
Geureotago haedo nan
Gwaenchana gwaenchana haetjiman
Sasireun jogeum geobi nasseo
Neoui binjarireul sangsanghaesseo
Ne maeum saenggakdo mot han chae
[Pre-Chorus]
Da gieokalge
Haetsalgachi banjjagideon neoui useum
Mame deureoon sungan
Hoesaek bichideon nae maeumi ijeneun mujigaetbichi dwaetji
Shinynal ireoke bakkwojun neo
[Chorus]
You are my key
Sojunghi ganjikan nae mamsok
Sumeun dalbicheul kkeonaejun geoya
You are my key
Kkamkkamhan gil kkeute banjjagin
Kkumeul yeoreojun naui yeolsoe
[Post-Chorus]
I shine because of you, yeah, yeah
For me, you are my key, yeah, yeah
I shine because of you, yeah, yeah
For me, you are my key, yeah, yeah
For me, you are my key
[Verse 2]
Pulliji anneun miseuteriga ape isseo ulgo sipeul ttae
Miro soge miro amuri georeodo naneun jejariil ttae
Pume pumgo isseo ije kkeonae boryeo hae
Soneul japgo ijen ttwieodeureoboryeo hae
You're just the one I need
I peojeurui majimak jogak
[Refrain]
Jeongmal dagawa julkka
Hoksi na honjamanui chakgak
Geureotago haedo nan
Gwaenchana gwaenchana haetjiman
Sasireun jogeum geobi nasseo
Neoui binjarireul sangsanghaesseo
Ne maeum saenggakdo mot han chae
[Pre-Chorus]
Itji aneulge
Jinsimi tonghadeon geuttaeui geu nunbit
Uri sijagui sungan
Sasireun neoegeman haejugo sipeotdeon iyagiya
Simjangi teojineun jul arasseo
[Chorus]
You are my key
Sojunghi ganjikan nae mamsok
Sumeun dalbicheul kkeonaejun geoya
You are my key
Kkamkkamhan gil kkeute banjjagin
Kkumeul yeoreojun naui yeolsoe
[Post-Chorus]
I shine because of you, yeah, yeah
For me, you are my key, yeah, yeah
I shine because of you, yeah, yeah
For me, you are my key, yeah, yeah
For me, you are my key