[Verse 1: Sya, Wooju, Chris, Jinhwa]
Sumaneun naui jilmune
Dabi da ttokgata, oh, oh-oh
Cham gunggeumhan ge maneunde
Sesangeun black and white, oh
Eojireopge peobunneun quest
Hwidulligo sipji ana, oh
Nugungaui mobeomdaban
Nae saenggageun gatji ana
[Pre-Chorus: Wooju, Juhan]
(Woo-ooh-ooh, woo-ooh-ooh)
Deoeopsi areumdaun
Naui question mark, oh
(Woo-ooh-ooh, woo-ooh-ooh)
Nunbusige keep in mind
Allyeojugo sipeo nan
[Chorus: Wooju, Juhan]
Nobody knows (Hey)
Al su eomneun daedap
Meoritsogen mureumpyoman gadeukae
I want to know (Hey)
Orae geollyeodo find
Gaseumsoge neukkimpyo ilchi anke (Oh, oh-oh)
[Verse 2: Sya, Juhan, Chris, Jinhwa]
Mеmallabeorin nunbichen
Ttokgateun gidaеman, oh, oh-oh
Nan eorinaega aninde
Eorigeman bolkka, oh
Bichi baraen heurithan frame
Gatyeo itgo sipji ana, oh
Namanui ways deo binnage
Geochimeopsi balba naga
[Pre-Chorus: Wooju, Juhan]
(Woo-ooh-ooh, woo-ooh-ooh)
Deoeopsi areumdaun
Naui question mark, oh
(Woo-ooh-ooh, woo-ooh-ooh)
Nunbusige keep in mind
Allyeojugo sipeo nan
[Chorus: Wooju, Juhan]
Nobody knows (Hey)
Al su eomneun daedap
Meoritsogen mureumpyoman gadeukae
I want to know (Hey)
Orae geollyeodo find
Gaseumsoge neukkimpyo ilchi anke (Oh, oh-oh)
[Bridge: Lutan & Wooju, Sya]
Nae simjangeun hangsang
Hottest (Hottest; Hey)
Jeomjeom tteugeowojyeo ga (Oh, oh-oh; Hey)
Gaseumsogui bicheun
Timeless (Timeless; Hey)
Nae moksorin keojyeo ga (Oh, oh-oh)
[Chorus: Wooju, Juhan]
Somebody knows (Hey)
Chaja hemaetdeon dap
Yeojeonhi nan mureumpyo neul gadeukae
I want to know (Hey)
Meolli itdaedo try
Gaseumsoge neukkimpyo ilchi anke (Oh, oh-oh)
Nobody knows (Hey)
Al su eomneun daedap
Meoritsogen question mark (Oh, oh-oh)
I want to know (Hey)
Orae geollyeodo find
Gaseumsoge question mark (Oh, oh-oh)
[Outro: Wooju, Juhan]
Nae simjangeun hangsang
Hottest (Hottest; Hey)
Jeomjeom tteugeowojyeo ga (Oh, oh-oh; Hey)
Gaseumsogui bicheun
Timeless (Timeless; Hey)
Nae moksorin keojyeo ga (Oh, oh-oh)