[Intro: 5s instrumental only]
[Harmony: I — Vsus — V — I
Chords: C — Gsus4 — G — C]
[Instrumentation: Soft grand piano arpeggio, acoustic guitar harmonics, mellow analog-like pad, low natural room reverb
Arrangement: Instruments only, delicate opening texture, no drums
Vocal: No lead vocal, no background vocals, no harmonies, no choir, no humming, no vocal chops]

[Verse 1: Female lead vocals]
[Harmony: I — V — vi — IV
Chords: C — G — Am — F]
[Instrumentation: Felt grand piano arpeggio, subtle acoustic guitar harmonics, mellow pad very low in the mix
Arrangement: Minimal, intimate, piano-led, vocal-forward
Vocal: Female lead, mellow mezzo, close-mic, clean diction, natural vibrato]

아침 컵을 들면
네 이름이 먼저 떠
작은 창가 위로
햇빛이 살짝 앉아

커피 한 모금에
말 못 한 말이 깨어
어젯밤 마지막
너의 말이 달아

[Pre-Chorus 1: Female lead + Male soft response]
[Harmony: vi — IV — I — V
Chords: Am — F — C — G]
[Instrumentation: Legato bass, soft strings, light shaker, continuing piano arpeggio
Arrangement: Gradual lift, strings poco crescendo, bass enters gently
Vocal: Female lead rising line, Male soft tenor response in last phrase]

오늘은 먼저 말할래
보고 싶었다고
너도 나와 같다면
작게 웃어 줘

[Chorus 1: Female lead + Male thin 3rd harmony]
[Harmony: I — V — vi — IV
Chords: C — G — Am — F]
[Instrumentation: Piano block chords, acoustic guitar soft strum, gentle bass, light brush kit, soft strings
Arrangement: Hook-centered, gentle lift, chorus doubles only on key phrases
Vocal: Female lead, Male thin 3rd harmony, natural duet blend]

모닝커피, 커피
너를 마셔, slowly
입가에 남은 향이
또 너를 불러

모닝커피, 커피
하루 첫 장면이
너라서 난 좋아
좋아, 좋아, 좋아

[Post-Chorus 1: Duet keyword loop]
[Harmony: I — V — vi — IV
Chords: C — G — Am — F]
[Instrumentation: Piano hook loop, soft clap, acoustic guitar mute strokes, mellow pad bloom
Arrangement: 2–4 bar keyword loop, light rhythmic bounce, no vocal chops
Vocal: Female lead + Male harmony, natural doubles only]

커피, 커피
너와 나의 morning
커피, 커피
달콤해진 morning

[Verse 2: Female lead vocals]
[Harmony: I — V — vi — IV
Chords: C — G — Am — F]
[Instrumentation: Piano arpeggio, acoustic guitar fingerstyle, clearer bass, soft percussion taps
Arrangement: Slightly fuller than Verse 1, still intimate and clean
Vocal: Female lead, conversational tone, clear consonants]

문자 하나 없이
또 웃게 되는 날
내 머그컵 옆엔
네 자리만 비어

버스 창에 비친
내 표정이 말해
오늘 나의 하루
이미 네가 열어

[Pre-Chorus 2: Female lead + Male harmony]
[Harmony: vi — IV — I — V
Chords: Am — F — C — G]
[Instrumentation: Piano arpeggio, strings forward, legato bass, soft tom-like hits
Arrangement: Stronger lift than Pre-Chorus 1, prepare chorus entry
Vocal: Female lead, Male tenor harmony on final two lines]

만나면 먼저 말할래
기다렸었다고
너도 나와 같다면
천천히 와 줘

[Chorus 2: Duet, unison to 3rds harmony]
[Harmony: I — V — vi — IV
Chords: C — G — Am — F]
[Instrumentation: Piano block chords, acoustic guitar strum, brush kit, bass, soft strings, mellow pad
Arrangement: Unison first half, 3rd harmony second half, gentle chorus expansion
Vocal: Female lead + Male harmony, natural vibrato, no hard-tune]

모닝커피, 커피
너를 마셔, slowly
입가에 남은 향이
또 너를 불러

모닝커피, 커피
하루 첫 장면이
너라서 난 좋아
좋아, 좋아, 좋아

[Post-Chorus 2: Duet keyword loop]
[Harmony: I — V — vi — IV
Chords: C — G — Am — F]
[Instrumentation: Piano hook loop, light clap, soft bass pulse, acoustic guitar mute strokes
Arrangement: Catchy loop, TikTok-friendly 15-second section
Vocal: Female lead + Male soft double]

커피, 커피
너와 나의 morning
커피, 커피
달콤해진 morning

[Bridge: Female soft tone + Male gentle answer]
[Harmony: ii — V — iii — vi → IV — V — I
Chords: Dm — G — Em — Am → F — G — C]
[Instrumentation: Piano single-note motif, soft strings counterline, acoustic guitar sparse plucks, drums off
Arrangement: Momentary break, emotional contrast, intimate reset before final chorus
Vocal: Female gentle lead, Male soft falsetto answer, minimal processing]

말 안 해도 알 것 같아
너도 나를 떠올린 걸
컵 위에 맴돈 향처럼
우리 둘도 가까워져

[Final Chorus: Duet, 3rds harmony + octave double]
[Harmony: I — V — vi — IV with add6/9 color
Chords: Cadd9 — G/B — Am7 — F6/9]
[Instrumentation: Full gentle arrangement, piano block chords, acoustic guitar strum, soft strings, brush kit, mellow pad
Arrangement: Final lift, 3rds harmony, subtle octave double on final hook, ad-lib in last 2 bars
Vocal: Female lead, Male harmony, natural duet blend, clear diction]

모닝커피, 커피
너를 마셔, slowly
입가에 남은 향이
또 너를 불러

모닝커피, 커피
하루 첫 장면이
너라서 난 좋아
좋아, 좋아, 좋아

[Final Post-Chorus: Soft duet loop]
[Harmony: I — V — vi — IV
Chords: C — G — Am — F]
[Instrumentation: Piano hook loop, acoustic guitar, soft strings tail, gentle bass
Arrangement: Last memorable loop, fade preparation
Vocal: Female lead + Male thin harmony, natural doubles only]

커피, 커피
너와 나의 morning
커피, 커피
너 하나면 morning

[Outro: 3s instrumental only]
[Harmony: I — IV — I
Chords: C — F — C]
[Instrumentation: Piano solo, acoustic guitar fade, soft strings tail, mellow pad fade
Arrangement: Gentle plagal cadence, natural ending, no drums
Vocal: No lead vocal, no background vocals, no harmonies, no humming, no vocal chops]