(Minho) SHINee's Back!
(ALL) What is love?
(Taemin) maeilgachi yeonghwa sogeseona
chaek sogeseona deurama sogeseo sarangeul neukkyeo
Mmm sarangeul baeweo
(Onew) nae ilcheoreom jakku gaseumi ttwieo
dugeundugeungeoryeo seolleime bupureo olla
Mmm gunggeumhaeseo michil geonman gata

(Taemin) Ooh eonjengan naegedo
ireon iri shiljero ireonalkka
(Minho) geuge eonjejjeumilkka? eotteon saramilkka?

(ALL) I wanna know (Onew) satangcheoreom dalkomhadaneunde
(ALL) I wanna know (Onew) haneureul naneun geot gattaneunde
(ALL) I wanna know know know know
What is love? (Onew) sarangi eotteon neukkiminji
(ALL) I wanna know (Key) haru jongil utgo ittaneunde
(ALL) I wanna know (Key) sesangi da areumdapdaneunde
(ALL) I wanna know know know know
What is love? (Key) eonjengan naegedo sarangi olkka

(Onew) jigeum ireon sangsangmaneurodo
tteoollyeoman bwado gaseumi teojil geot gateunde
Mmm ireoke joeunde
(Shannon Dolan) manil eonjenga jinjjaro naege
sarangi ol ttae nan ureobeoriljido molla
Mmm jeongmal gunggeumhae michil geonman gata

(Taemin) Ooh eonjengan naegedo
ireon iri shiljero ireonalkka
(Shannon Dolan) geuge eonjejjeumilkka? eotteon saramilkka?

(ALL) I wanna know (Taemin) satangcheoreom dalkomhadaneunde
(ALL) I wanna know (Taemin) haneureul naneun geot gattaneunde
(ALL) I wanna know know know know
What is love? (Taemin) sarangi eotteon neukkiminji
(ALL) I wanna know (Key) haru jongil utgo ittaneunde
(ALL) I wanna know (Key) sesangi da areumdapdaneunde
(ALL) I wanna know know know know
What is love? (Key) eonjengan naegedo sarangi olkka

(Shannon Dolan) jigeum sesang eoneu gose salgo inneunji
dodaeche eonjejjeum nawa mannage dwelleunji
eonje eotteoke uriye inyeoneun
shijakdwelleunji moreujiman neukkimi eojjeonji
(Minho) jinjja joeul geot gata waenji
yeonghwa deuramabodado deo meotjin
sarangi ol kkeoya nae yegam eonjena majji
eoseo natanabwa naneun da junbiga dwaetji Ready!

((Key) eodi isseulkka) (Onew) chajanael kkeoya
((Key) eodi isseulkka) (Taemin) bogo shipeo jukkesseo
deo isang chameul su eopseul geonman gata

(Onew) satangcheoreom dalkomhadaneunde
haneureul naneun geot gattaneunde
(ALL) I wanna know know know know
What is love? (Onew) sarangi eotteon neukkiminji
(Taemin) haru jongil utgo ittaneunde
sesangi da areumdapdaneunde
(ALL) I wanna know know know know
What is love? (Taemin) eonjengan naegedo sarangi olkka

(Onew / Taemin) I wanna know, I wanna know
(ALL) I wanna know know know know
What is love?
I wanna know, I wanna know
I wanna know know know know
What is love?
I wanna know