Version A & B (Standard Edition)

1. ‘O’-正.反.合. | Listen & Lyrics
2. 세상에 단 하나뿐인 마음 (You’re My Miracle) | Listen & Lyrics
3. Hey! Girl | Listen & Lyrics
4. Get Me Some | Listen & Lyrics
5. I’ll Be There | Listen & Lyrics
6. Remember | Listen & Lyrics
7. 이제 막 시작된 이야기 (The Story Has Just Begun) | Listen & Lyrics
8. On & On | Listen & Lyrics
9. 환영 (Phantom) | Listen & Lyrics
10. You Only Love | Listen & Lyrics
11. 풍선 (Balloons) | Listen & Lyrics

Version C & D, Japanese Version

1. ‘O’-正.反.合.
2. 세상에 단 하나뿐인 마음 (You’re My Miracle)
3. Hey! Girl
4. Get Me Some
5. I’ll Be There
6. 네 곁에 숨쉴 수 있다면 (White Lie) | Listen & Lyrics
7. 이제 막 시작된 이야기 (The Story Has Just Begun)
8. On & On
9. 환영 (Phantom)
10. You Only Love (not included on Japanese version)
11. 풍선 (Balloons) (not included on Japanese version)