YESTERDAY'S STAR (어제의 별) - Gayageum x Harpsichord Instrumental Duet
[Intro: Solo Harpsichord, baroque arpeggio in A minor, 85 BPM] [Verse: Gayageum enters softly, Korean traditional melody] [Bridge: Harpsichord faster ornamentation, gayageum deep vibrato bending] [Climax: Harpsichord + Gayageum counterpoint duet, emotional peak] [Outro: Dual fade, silence]
