Oh-oh-oh, oh
Oh-oh-oh, oh
Oh-oh-oh, oh, oh-oh-oh
Oh-oh-oh, oh
Oh-oh-oh, oh
Oh-oh-oh, oh, oh-oh-oh

Datyeojin mun baram sori
Tto nabukkin curtain neomeo nunbit
Ajjilhan kkum (Get the clue)
Dwideopin bed (Feel like a trap)
Saebyeogangae (Deep inside)
Dasi yeollin our playground
Changmun neomeo natgwa bami bakkwil ttae
Gipeojineun oeroumeun walking dead
Jakku deo gunggeumhae (I wanna play)
Jiteun eodumi naeryeo nege ikkeureo

Siseonmada geoulcheoreom
Areundaeneun neoui silluesi
Naege ieojin sungan watching me

Knock-knock, open up the door
Gyesok seorol chaja hemaeineun game
Jeomjeom ppajyeodeureoga
It's so bittersweet but I like the chase
Got a devil on my shoulder
Jakge soksagineun voice
Like an angel dagawa neon
Ttodasi sijakdoeneun
Knock-knock, who's there?

Nan neowa hamkkein geol
Seororeul neukkigo
Heunjeogeul namgigo (Close)
Tto jjotgo jjotgyeo bamsae (Run away)
Bangsimhan teume
When I shoot out, I'm fallin'
Bi-bi-di, bo-bi-di, boo, ayy, oh
I swear to ya
Deo gipi moragaji, can't sleep at night
Nareunhaejineun gibun, ayy, oh
This spell got, got me trippin' and I like it

Nuneul gama shine and shiver
Yecheukal su eomneun neoui timing
Arachaen sungan imi watching me (Hey, ayy)

Knock-knock, open up the door
Gyesok seorol chaja hemaeineun game
Jeomjeom ppajyeodeureoga
It's so bittersweet but I like the chase (It's so bittersweet)
Got a devil on my shoulder (Right here)
Jakge soksagineun voice (Listen to you)
Like an angel, dagawa neon
Ttodasi sijakdoeneun
Knock-knock, who's there?

W-wow
Muneul yeon sungan tto dareun door
N-now
Nan ne mameul deo eojireopyeo
My heart
Deureoolsurok, you want it more
Knock-knock (Yeah)

Knock-knock, open up the door
Beoseonal su eomneun neowa naui game (Eh-eh)
Jeomjeom gipi yuinhae
It's so bittersweet but I like the chase (Oh)
Got a devil on my shoulder
Dalkomhage unneun voice (Oh)
Bamsaedorok dolgo dora
Neon nae kkume gatin chae
Knock-knock, who's there?

Oh-oh-oh, oh
Oh-oh-oh, oh (Knock-knock)
Oh-oh-oh, oh, oh-oh-oh (Ah)
Oh-oh-oh, oh
Oh-oh-oh, oh (Devil? Angel?)
Knock-knock, who's there?