With

1. 1.Return (with Lyn)4:41
2. 2.Because You’re My Woman (with Cha Eun-Woo)4:04
3. 3.Delete (with ISU)4:06
4. 4.Difficult Words to Tell You (with Captain Planet)3:59
5. 5.Unfinished Story (with LEE Mujin)3:50