그냥 가끔씩 무심하게 들여다보는 옛사랑에 대한 추억 (나만의 건축학개론) [Credits] Executive Producer MC Sniper Producer MC Sniper Lyrics by MC Sniper Composed by MC Sniper Arranged by ACADE Guitar by 유월 Piano by ACADE bass by 이진석 Mixed by Masterkey Mastered by 821 Sound Mastering · 2019-12-30年