I promise I'm a good girl at heart Wake up in the morning chaj-a A to Z ppeonhan bunlyu gat-eun geon jillyeo F or T hogisim-i il-eo, nal bichun mirror nae an-ui geu ae-ege mul-eo hana-ssig know about me (Ah-ooh) dollyeoboneun look book nae nun-en not cool sidohae bolkka something new nal deo algo sip-eo naegelo jogeum deo gipsug-i link jigeum balo tag me up ajig-eun nachseon ulil chaj-anaga kkeut-e but-ilge heart emoji geumbang mannal geo-ya good girl at heart But you gotta look Deep, deep, deep, deep Deep, deep, deep, deep Deep, deep, deep, deep, deep Yeah, you gotta look Deep, deep, deep, deep Deep, deep, deep I promise I'm a good girl at heart Backpack wi-e key ring hana-kkaji da na da-un geollo chae-wodugo sip-eun mam jjig-eo insaeng ne keos, choleul semyeon deo jangnanseuleon pyojeong make-up yesang-eul eopneun type (Ah-ooh) neu-kkim joh-eun geosman choose mandeul-eo my mood yujihae hip han attitude nal deo algo sip-eo negelo han geol-eum gipsug-i move jigeum balo tag me up ajig-eun nachseon ulil chaj-anaga kkeut-e but-ilge heart emoji geumbang mannal geo-ya good girl at heart But you gotta look Deep, deep, deep, deep Deep, deep, deep, deep Deep, deep, deep, deep, deep Yeah, you gotta look Deep, deep, deep, deep Deep, deep, deep I promise I'm a good girl at heart (I'm a good girl at heart) doesn't matter who you are ajig-eun ulin seolo moleujiman (yeah, yeah) nege bonaelge heart emoji geumbang mannal geo-ya good girl at heart But you gotta look Deep, deep, deep, deep Deep, deep, deep, deep Deep, deep, deep, deep, deep Yeah, you gotta look Deep, deep, deep, deep Deep, deep, deep god mannal geo-ya good girl at heart