純愛 — [Credit] • Lyrics by 허성현 | Composed by 허성현, Jaepep | Arranged by Jaepep • Drums, Bass, Synth, Piano, Strings by Jaepep | Guitar by 김형주 | Chorus by 허성현 • Mixed by Manny Park at Sig Recording's | Mastered by 권남우 at 821 sound mastering