A K-pop track about someone knocking at your heart, unsure if they'll ever say the words.
Most love songs are about the explosion or the aftermath.
This one is about the fuse burning, that slow, almost reluctant realization.
Lyric guide
Knock Knock
A K-pop track about someone knocking at your heart, unsure if they'll ever say the words.
person
Curated by Ethan Walker
LyroVerse team
Quick meaning
A fast read before the full lyric
Editor's note
I.O.I's Knock Knock and the waiting game
A K-pop track about someone knocking at your heart, unsure if they'll ever say the words.
Dandanhi ppajin geot gata
Most love songs are about the explosion or the aftermath. This one is about the fuse burning, that slow, almost reluctant realization. It's all anticipation, which makes the repeated 'ttok ttok ttok' sound less like an invitation and more like a countdown.
The phrase 'Dandanhi ppajin geot gata', 'I think I'm falling little by little', does the heavy lifting. It's not a declaration, just a quiet admission to yourself that this is happening whether you're ready or not. The whole song lives in that space between noticing the feeling and deciding what to do with it.
It captures that specific moment when a crush stops being casual and starts feeling inevitable. You don't choose to fall; you just notice you already are.
The way 'Talk Talk Talk nae gwitgae saranghandago' hangs in the air, a wish whispered rather than a demand made.
verified
LyroVerse editor's notes are interpretation guides, not final truth. If something looks off, use comments, reporting, or Contact.
Listen for
What to keep in your ear
how "ttok ttok ttok" turns into a mantra
the pull of "Dandanhi ppajin geot gata"
the pull of "Talk Talk Talk nae gwitgae saranghandago"
Lyrics
Knock Knock
The lyric stays readable and compact here; the note and related paths sit nearby so you do not lose the song while looking for context.
Changgareul dudeurin bombicheoreom
Mameul jeoksigo neoro muldeuryeo
Jigeum utgo itneun neoreul bomyeon
Jangnangi gadeukhan ni maltudo
Nuneul gamado jakku saenggakna
Dandanhi ppajin geot gata
Mwol geurido bappa dap jom hae jwobwa
Niga bogo sipdan marya
Nae maeumcheoreom ttak an doeneun gabwa
Jojeori an doendan marya
Jamgyeore ni ireum bulleo
Could I be in love nan
Dandanhi ppajin geot gata
Neoneun ttok ttok ttok nal dudeurigo
Tto tto tto mam heundeullyeo maeil bam
Gidarida jichyeo nan jami deureo
Ttok ttok ttok nal dudeurigo
Talk Talk Talk nae gwitgae saranghandago
Saljjak malhaejumyeon an doegetni
Eolmana eolmana gidaryeoya hani nan
Oh Tell Me Boy
Cheoncheonhi cheoncheonhi dagawa
Meomchujima yeogi itneun nal
Jakkuman jakkuman nae mameul siheomhajima
Ooh ijen saranghandago
Saljjak malhaejumyeon an doegetni
Pogeunhage buneun bombarame
Nareul sitgoseo nege dallyeoga gyeote itgo sipeungeol
Kkotnipi pieonaneun geotcheoreom
Dachin nae mame niga keojyeoga
Dandanhi ppajin geot gata
Mwol geurido bappa dap jom hae jwobwa
Niga bogo sipdan marya
Nae maeumcheoreom ttak an doeneun gabwa
Jojeori an doendan marya
Jamgyeore ni ireum bulleo
Could I be in love nan
Dandanhi ppajin geot gata
Neoneun ttok ttok ttok nal dudeurigo
Tto tto tto mam heundeullyeo maeil bam
Gidarida jichyeo nan jami deureo
Ttok ttok ttok nal dudeurigo
Talk Talk Talk nae gwitgae saranghandago
Saljjak malhaejumyeon an doegetni
You’re knocking at my heart
Jogeumeun seolleeodo
I wanna show it all neomu molla neon
Hanbal deo jogeumman deo
Nal hyanghae neodo yeoreojwo Oh
You got the key don’t stop
Mangseoriji malgo kkok naege dagawa Come On
Neoneun ttok ttok ttok nal dudeurigo
Tto tto tto mam heundeullyeo maeil bam
Gidarida jichyeo nan jami deureo
Ttok ttok ttok nal dudeurigo
Talk Talk Talk nae gwitgae saranghandago
Saljjak malhaejumyeon an doegetni
Eolmana eolmana gidaryeoya hani nan
Oh Tell Me Boy
Cheoncheonhi cheoncheonhi dagawa
Meomchujima yeogi itneun nal
Jakkuman jakkuman nae mameul siheomhajima
Ooh ijen saranghandago
Saljjak malhaejumyeon an doegetni
Quick answers
What this page can answer fast
What is "Knock Knock" by I.O.I about?
A K-pop track about someone knocking at your heart, unsure if they'll ever say the words. Most love songs are about the explosion or the aftermath. This one is about the fuse burning, that slow, almost reluctant realization.
Who performs "Knock Knock"?
I.O.I performs "Knock Knock", and this lyric page sits inside the I.O.I catalog on LyroVerse.
Does LyroVerse have an editor's note for "Knock Knock"?
Yes. The page carries the LyroVerse editor's note "I.O.I's Knock Knock and the waiting game", followed by the full lyric and related songs.
Are there related songs to explore after "Knock Knock"?
Yes. The related section below points to 너무너무너무 (Very Very Very) and Hip Song with a short reason for opening each page next.
Where can I find more songs by I.O.I?
Use the artist link near the top of the page or the related paths section below to keep moving through I.O.I's lyric pages.
Song Room
Open Song Room
Interpretations, questions, and corrections for this song
Interpretations, questions, memories, and correction notes live together here. The room stays noindex while the best insights are reviewed.
Listener comments
What people are saying
No listener comments on Knock Knock yet.
A strong comment here is specific: the phrase you keep hearing, the mood you come back for, or the reason this song stays in rotation.
Sign in to post the first listener note. Reporting stays open to everyone.