사랑은 정말 어려운 건 줄 알았는데 너를 만난 후로 생각이 바뀌었어 [Credits] Composed by ONiLL Lyrics by ONiLL Arranged by 40, 장지용, ONiLL Mixed & Mastered by ONiLL Artwork by ONiLL EP by 40 Synth by 40 Guitar by 장지용 Bass by 장지용