| Title | Artist | Time | ||
|---|---|---|---|---|
| 1 | Ourself in time | Collective Arts & Jung Hyeeun | 3:27 | |
| 2 | If I(feat. Park Haeun) | Collective Arts & 12JIN | 4:17 | |
| 3 | Youthhood | Collective Arts & 정원 | 4:02 | |
| 4 | Ourself in time (inst.) | Collective Arts & Jung Hyeeun | 3:27 | |
| 5 | If I (inst.) | Collective Arts & 12JIN | 4:17 | |
| 6 | Youthhood (inst.) | Collective Arts & 정원 | 4:02 |
